REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 B Bodega HU, Bodega Harbor HA 11522000

Exotic Species A 

Source Unknown

Bodega HU, Estero Americano HA,

Americano Creek

1 R 11530000

Nutrients 

The Bodega HU, Estero Americano HA, Americano Creek includes the following C

(SPWs): 115.30010 and 115.30011. Water Quality Attainment strategy is attempti

attainment of standards & objectives, as was done in the Estero de San Antonio/Ste

Attainment Strategy, adopted by NCRWQCB in Dec, 97.

A 

Dairies

Intensive Animal Feeding Operations

Manure Lagoons

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian

Range Grazing-Upland

1 E Bodega HU, Estero Americano HA, estuary 11530012

Nutrients 

Water Quality Attainment strategy is attempting to increase voluntary measures for as was done in the Estero de San Antonio/Stemple Creek TMDL Water Quality Atta

Coast Regional Water Quality Control Board (NCRWQCB) in Dec, 97.

A 

Manure Lagoons

Pasture Grazing-Riparian and/or Upland

Sedimentation/Siltation 

Water Quality Attainment strategy is attempting to increase voluntary measures for as was done in the Estero de San Antonio/Stemple Creek TMDL Water Quality Atta

NCRWQCB in Dec, 97.

A 

Erosion/SiltationHydromodification

Nonpoint SourceRange Grazing-Riparian

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Page 1 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Bodega HU, Estero de San Antonio HA,

Stemple Creek/Estero de San Antonio

1 R 11540000

Sediment 

To date, the Total Maximum Daily Load and Attainment Strategy for the Stemple C

implemented, and beneficial uses are still impaired by sediment.

B 

AgricultureErosion/Siltation

Grazing-Related Sources

Land DevelopmentNonpoint Source

1 C Campbell Cove 11522000

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Cape Mendocino HU, Mattole River HA,

Mattole River

1 R 11230000

Sedimentation/Siltation B 

Erosion/SiltationHabitat Modification

Hydromodification

Natural Sources

Range Grazing-Riparian

Range Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Road Construction

Silviculture

Specialty Crop Production

Streambank Modification/Destabilization

Page 2 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water A 

Habitat Modification

Natural SourcesNonpoint Source

Range Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Road Construction

Silviculture

1 C Clam Beach 10820012

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

1 C Doran Regional Park 11521000

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Eel River HU, Lower Eel River HA, Eel

River Delta

1 R 11110000

Sedimentation/Siltation A 

Nonpoint SourceRange Grazing-Riparian and/or Upland

Silviculture

Temperature, water A 

Nonpoint SourceRemoval of Riparian Vegetation

1 R Eel River HU, Middle Fork HA 11170000

Sedimentation/Siltation 

USEPA will develop a TMDL for Eel River, Middle Fork.

B 

Erosion/Siltation

Temperature, water 

USEPA will develop a TMDL for Eel River, Middle Fork.

A 

Nonpoint SourceRemoval of Riparian Vegetation

Page 3 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Eel River HU, Middle Main HA 11140000

Sedimentation/Siltation A 

Construction/Land Development

Erosion/SiltationHabitat Modification

Harvesting, Restoration, Residue Management

Hydromodification

Land Development

Logging Road Construction/MaintenanceRange Grazing-Riparian

Range Grazing-Upland

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Temperature, water 

USEPA has committed to developing TMDLs for sediment and temperature for the M

A 

Channel ErosionDrainage/Filling Of Wetlands

Erosion/SiltationHabitat Modification

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

1 R Eel River HU, North Fork HA 11150000

Sedimentation/Siltation 

USEPA will develop a Sediment TMDL for Eel River, North Fork.

B 

Erosion/SiltationLogging Road Construction/MaintenanceNonpoint SourceSilviculture

Page 4 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

USEPA Will develop a Temperature TMDL for Eel River, North Fork.

A 

Habitat Modification

Nonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

1 R Eel River HU, South Fork HA 11130000

Sedimentation/Siltation 

USEPA will develop a TMDL for Eel River, South Fork. Sediment and temperature 

the area tributary to and including the South fork of the Eel River above Garbervill

including the South Fork of the Eel river below Garberville.

B 

Erosion/SiltationFlow Regulation/Modification

Hydromodification

Logging Road Construction/MaintenanceNonpoint SourceRange Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Resource Extraction

Silviculture

Temperature, water 

USEPA will develop a temperature TMDL for the Eel River, South Fork.

A 

Erosion/SiltationFlow Regulation/Modification

Hydromodification

Nonpoint SourceRemoval of Riparian Vegetation

Page 5 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Eel River HU, Upper Main HA (Includes

Tomki Creek)

1 R 11160000

Sedimentation/Siltation 

USEPA will develop a TMDL for Eel River, Upper Main Fork.

A 

Agriculture-grazingConstruction/Land Development

Erosion/Siltation

Harvesting, Restoration, Residue Management

Highway/Road/Bridge Construction

Logging Road Construction/Maintenance

Removal of Riparian Vegetation

Silvicultural Point Sources

Silviculture

Streambank Modification/Destabilization

Temperature, water 

USEPA will develop a TMDL for Eel River, Upper Main Fork.

A 

Channelization

Drainage/Filling Of Wetlands

Habitat Modification

Nonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Eel River HU, Upper Main HA, Lake

Pillsbury HSA, Lake Pillsbury

1 L 11163000

Mercury A 

Inactive MiningNatural Sources

Nonpoint Source

Page 6 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Eel River HU, Van Duzen River HA 11120000

Sedimentation/Siltation 

USEPA is developing sediment TMDL

B 

Channel Erosion

Construction/Land Development

Erosion/Siltation

Habitat Modification

Harvesting, Restoration, Residue Management

Logging Road Construction/Maintenance

Natural SourcesRange Grazing-Riparian

Range Grazing-UplandRemoval of Riparian Vegetation

Silvicultural Point Sources

Silviculture

Streambank Modification/Destabilization

1 R Eureka Plain HU, Elk River 11000000

Sedimentation/Siltation 

The Eureka Plain HU, Elk River, includes the following Calwater Planning Waters

110.00032, and 110.00042. Sedimentation, threat of sedimentation, impaired irrig

domestic supply water quality, impaired spawning habitat, increased rate and dept

property damage. NCRWQCB and California Department of forestry staff are invoadherance to Forest Practice Rules.

A 

Erosion/SiltationHarvesting, Restoration, Residue Management

Logging Road Construction/MaintenanceNatural Sources

Nonpoint SourceRemoval of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Page 7 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Eureka Plain HU, Freshwater Creek 11000000

Sedimentation/Siltation 

The Eureka Plain HU, Freshwater Creek, includes the following Calwater Planning 

110.00012, 110.00014, 110.00040, and 110.00050. Sedimentation, threat of sedim

quality, impaired domestic supply water quality, impaired spawning habitat, increa

sediment, property damage. NCRWQCB and California Department of forestry staf

attain adherance to Forest Practice Rules.

A 

Erosion/Siltation

Harvesting, Restoration, Residue Management

Logging Road Construction/Maintenance

Natural Sources

Nonpoint Source

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

1 B Eureka Plain HU, Humboldt Bay 11000000

Dioxin Toxic Equivalents A 

Source Unknown

PCBs (Polychlorinated biphenyls) 

This listing was made by USEPA.

A 

Source Unknown

Page 8 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Eureka Plain HU, Jacoby Creek watershed 11000000

Sediment 

The Eureka Plain HU, Jacoby Creek watershed includes the following Calwater Pl

and 110.00013. The beneficial uses of Jacoby Creek appear to be threatened. Spe

salmonid fishery in Jacoby Creek, and this decline appears to be correlated with se

A 

Channel Erosion

Channelization

Disturbed Sites (Land Develop.)

Drainage/Filling Of Wetlands

Erosion/Siltation

HydromodificationLand Development

Natural Sources

Nonpoint SourceRemoval of Riparian Vegetation

Road Construction

Sediment Resuspension

Silviculture

Streambank Modification/Destabilization

Urban Runoff/Storm Sewers

1 R Klamath River HU, Butte Valley HA 10580000

Nutrients 

The Klamath River, from source to mouth, is listed as water quality impaired (by bo

Section 303(d) of the Federal Clean Water Act. In 1992 the California State Water 

proposed that the Klamath River be listed for both temperature and nutrients, requ

Maximum Daily Load (TMDL) limits and implementation plans. The United States 

(USEPA) and the NCRWQCB accepted this action in 1993. The basis for listing th

aquatic habitat degradation due to excessively warm water temperatures and algae 

loads, water impoundments, and agricultural water diversions.

A 

Nonpoint Source

Page 9 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The Klamath River, from source to mouth, is listed as water quality impaired (by bo

Section 303(d) of the Federal Clean Water Act. In 1992 the SWQCB proposed that 

temperature and nutrients, requiring the development of Total Maximum Daily Loa

plans. The United States Environmental Protection Agency (USEPA) and the NCR

The basis for listing the Klamath River as impaired was aquatic habitat degradatio

temperatures and algae blooms associated with high nutrient loads, water impound

diversions.

A 

Nonpoint Source

Klamath River HU, Lost River HA, Tule

Lake and Mt Dome HSAs

1 R 10590000

Nutrients 

The Klamath River HU, Lost River HA, Tule Lake and Mt Dome includes the follow

Mt. Dome HSA 105.91 and Tule Lake HSA 105.92. The Klamath River, from sourc

impaired (by both Oregon and California) under Section 303(d) of the Federal Clea

State Water Quality Control Board (SWQCB) proposed that the Klamath River be l

nutrients, requiring the development of Total Maximum Daily Load (TMDL) limits 

United States Environmental Protection Agency (USEPA) and the NCRWQCB acce

for listing the Klamath River as impaired was aquatic habitat degradation due to exand algae blooms associated with high nutrient loads, water impoundments, and ag

A 

Agricultural Return Flows

Agricultural Water Diversion

AgricultureAgriculture-irrigation tailwater

Agriculture-subsurface drainage

Drainage/Filling Of Wetlands

Habitat Modification

Natural Sources

Nonpoint Source

Removal of Riparian Vegetation

Specialty Crop Production

Water Diversions

Page 10 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Klamath River HU, Lower HA, Klamath

Glen HSA

1 R 10511000

Nutrients 

Klamath Falls (Oregon) municipal wastewater discharge, industrial facilities, and 

discharge of agricultural waste are significant sources of nutrient loads to the Klam

A 

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Agriculture-subsurface drainage

Industrial Point Sources

Intensive Animal Feeding Operations

Irrigated Crop Production

Major Industrial Point Source

Major Municipal Point Source-dry and/or wet

weather discharge

Minor Industrial Point Source

Minor Municipal Point Source-dry and/or wet

weather dischargeMunicipal Point Sources

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian

Specialty Crop Production

Page 11 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Organic Enrichment/Low Dissolved Oxygen 

Klamath Falls (Oregon) municipal wastewater discharge, industrial facilities, and 

discharge of agricultural waste are significant sources of organic enrichment of Kl

California.

A 

AgricultureAgriculture-animal

Agriculture-irrigation tailwater

Agriculture-storm runoff

Agriculture-subsurface drainageFlow Regulation/Modification

Industrial Point Sources

Irrigated Crop Production

Municipal Point Sources

Out-of-state source

Range Grazing-Riparian

Specialty Crop Production

Upstream Impoundment

Sedimentation/Siltation 

If this listing is determined to be on tribal lands, USEPA should place this water bo

list for the tribal lands. It is not the State Water Board's intent that this listing affec

decommissioning and removal of dams on the Klamath River

A 

Source Unknown

Temperature, water 

Flow regulation and diversion, coupled with reduced riparian vegetative cover and 

bottom, all contribute to elevated water temperatures.

A 

Channel Erosion

Dam Construction

Flow Regulation/Modification

Habitat Modification

HydromodificationRemoval of Riparian Vegetation

Upstream Impoundment

Water Diversions

Page 12 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Klamath River HU, Middle HA, Iron Gate

Dam to Scott River

1 R 10530000

Nutrients 

The Klamath River HU, Middle HA, Iron Gate Dam to Scott River includes the follo

Beaver Creek HSA 105.35 and Hornbrook HSA 105.36. The Klamath River, from s

quality impaired by both Oregon and California.

A 

Nonpoint/Point SourceOut-of-state source

Organic Enrichment/Low Dissolved Oxygen 

The Klamath River HU, Middle HA, Iron Gate Dam to Scott River includes the follo

Beaver Creek HSA 105.35 and Hornbrook HSA 105.36. The impairment listing reg

prompted by a 1997 United States Fish and Wildlife Service Report.

A 

Nonpoint/Point SourceOut-of-state source

Temperature, water 

The Klamath River HU, Middle HA, Iron Gate Dam to Scott River includes the follo

Beaver Creek HSA 105.35 and Hornbrook HSA 105.36.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Upstream Impoundment

Klamath River HU, Middle HA, Oregon to

Iron Gate

1 R 10530000

Nutrients 

The Klamath River HU, Middle HA, Oregon to Iron Gate Dam includes the followin

Iron Gate HSA 115.37 and Copco HSA 105.38.

A 

Agricultural Return Flows

AgricultureIndustrial Point Sources

Internal Nutrient Cycling (primarily lakes)

Municipal Point Sources

Natural Sources

Nonpoint SourceSpecialty Crop Production

Page 13 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Organic Enrichment/Low Dissolved Oxygen 

The Klamath River HU, Middle HA, Oregon to Iron Gate Dam includes the followin

Iron Gate HSA 115.37 and Copco HSA 105.38.

A 

AgricultureAgriculture-animal

Agriculture-irrigation tailwater

Agriculture-storm runoff

Agriculture-subsurface drainage

Flow Regulation/Modification

Industrial Point Sources

Irrigated Crop Production

Municipal Point Sources

Out-of-state sourceRange Grazing-Riparian and/or Upland

Specialty Crop Production

Upstream Impoundment

Temperature, water 

The Klamath River HU, Middle HA, Oregon to Iron Gate Dam includes the followin

Iron Gate HSA 115.37 and Copco HSA 105.38.

A 

Flow Regulation/Modification

Hydromodification

Nonpoint Source

Upstream Impoundment

Page 14 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Klamath River HU, Middle HA, Scott River

to Trinity River

1 R 10500000

Nutrients 

The Klamath River HU, Middle HA, Scott River to Trinity River includes the follow

Orleans HSA 105.12, Ukonom HSA 105.31, Happy Camp HSA 105.32, and Seiad V

A 

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Industrial Point Sources

Municipal Point Sources

Natural SourcesNonpoint Source

Out-of-state source

Upstream Impoundment

Wastewater - land disposal

Organic Enrichment/Low Dissolved Oxygen 

The Klamath River HU, Middle HA, Scott River to Trinity River includes the follow

Orleans HSA 105.12, Ukonom HSA 105.31, Happy Camp HSA 105.32, and Seiad V

A 

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Combined Sewer Overflow

Flow Regulation/Modification

Industrial Point Sources

Municipal Point Sources

Out-of-state source

Upstream Impoundment

Page 15 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The Klamath River HU, Middle HA, Scott River to Trinity River includes the follow

Orleans HSA 105.12, Ukonom HSA 105.31, Happy Camp HSA 105.32, and Seiad V

A 

Channelization

Dam ConstructionDrainage/Filling Of Wetlands

Flow Regulation/Modification

Habitat Modification

Hydromodification

Natural Sources

Nonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Water Diversions

1 R Klamath River HU, Salmon River HA 10520000

Temperature, water 

The Klamath River watershed, from source to mouth including all tributaries, is lis

Oregon and California) under Section 303(d) of the Federal Clean Water Act. In 1

Klamath River be listed for both temperature and nutrients, requiring the developm

(TMDL) limits and implementation plans. The USEPA and the NCRWQCB accepte

listing the Klamath River as impaired was aquatic habitat degradation due to exces

algae blooms associated with high nutrient loads, water impoundments, and agricu

B 

Removal of Riparian Vegetation

Unknown Nonpoint Source

1 R Klamath River HU, Scott River HA 10540000

Sedimentation/Siltation B 

Irrigated Crop Production

Mill Tailings

Natural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

Resource Extraction

Silviculture

Page 16 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water B 

Agricultural Return Flows

Drainage/Filling Of Wetlands

Flow Regulation/Modification

Habitat Modification

Irrigated Crop Production

Nonpoint SourceOtherPasture Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Water Diversions

1 R Klamath River HU, Shasta River HA 10550000

Organic Enrichment/Low Dissolved Oxygen 

For 2006, organic enrichment/low dissolved oxygen was moved by USEPA from th

list because of a completed USEPA approved TMDL.

B 

Agriculture-irrigation tailwater

Agriculture-storm runoff

Dairies

Dam ConstructionFlow Regulation/Modification

Habitat Modification

Hydromodification

Minor Municipal Point Source-dry and/or wet

weather discharge

Temperature, water 

For 2006, temperature was moved by USEPA from the 303(d) list to this being add

USEPA approved TMDL.

B 

Agriculture-irrigation tailwater

Drainage/Filling Of Wetlands

Flow Regulation/Modification

Habitat Modification

Removal of Riparian Vegetation

Page 17 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Klamath River HU, Tule Lake and Lower

Klamath Lake National Wildlife Refuge

1 L 10590000

pH (high) 

The Klamath River HU, Tule Lake and Lower Klamath Lake National Wildlife Refu

Planning Watersheds (PWS): Lower Klamath Lake National Wildlife Refuge PWS 

105.92020. The pH of surface water can influence the toxicity of dissolved material

effects on biological systems. High pH levels influence ammonia concentrations wh

high pH levels can increase the solubility of minerals and metals, which can effect f

Photosynthetic activity of algae effects carbonate cycling, which influences pH. El

Lower Klamath Lake National Wildlife Refuge are likely due to photosynthetic activ

A 

Internal Nutrient Cycling (primarily lakes)

Nonpoint Source

1 C Luffenholtz Beach 10810012

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

1 R Mad River HU, Mad River 10900000

Sedimentation/Siltation 

USEPA will develop TMDL for the Mad River. Sediment TMDLS will be developed 

including: (1) the Mad River (North Fork), (2) the mad River (Upper), and (3) the M

A 

Nonpoint SourceResource Extraction

Silviculture

Temperature, water 

Recent (1997-2000) temperature data collected on the mainstem of the Mad River i

may be a source of impairment of cold water fisheries in the river. Data were avail

two years of record at most locations. MWAT values at all of the 11 locations exce

available temperature criteria for sub-lethal effects (reduced growth) on juvenile samaximum temperatures at most of the 11 locations in most years are higher than 24

A 

Flow Regulation/Modification

Habitat Modification

Nonpoint SourceRemoval of Riparian Vegetation

Unknown Nonpoint Source

Upstream Impoundment

Page 18 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Turbidity 

Turbidity TMDLs will be developed for the area tributary to and including: (1) the 

River (Upper), and (3) the Mad River (Middle).

A 

Nonpoint Source

Resource Extraction

Silviculture

Mendocino Coast HU, Albion River HA,

Albion River

1 R 11340000

Sedimentation/Siltation 

USEPA is preparing a TMDL for Albion River.

B 

Logging Road Construction/MaintenanceNonpoint SourceSilviculture

Temperature, water A 

Source Unknown

Mendocino Coast HU, Big River HA, Big

River

1 R 11330000

Sedimentation/Siltation 

USEPA is preparing aTMDL for the Big River.

B 

Disturbed Sites (Land Develop.)Logging Road Construction/MaintenanceNonpoint SourceRoad Construction

Silviculture

Page 19 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The most sensitive beneficial uses supported by the Big River include uses associate

municipal and domestic supply. The Big River provides habitat for coho salmon an

a threatened species under the federal Endangered Species Act. Populations of coh

Big River are extremely low compared to historical levels.Recent (1996-2000) temp

River watershed indicate that high temperature levels may be a source of impairmeThis listing is specific to the area of the watershed from the confluence with the No

watersheds of the mainstem Big and the North Fork Big.

A 

Drainage/Filling Of Wetlands

Erosion/Siltation

Habitat Modification

Nonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Mendocino Coast HU, Garcia River HA,

Garcia River

1 R 11370000

Sediment B 

Source Unknown

Temperature, water 

Elevated temperatures impacting coldwater fisheries in these reaches and sub_area

(Pardaloe Creek), 113.70011, 12, 13, 14, 20, 21 and the entire mainstem Garcia Riestuary, which includes that portion of 113.70022, 23, 24, 25, and 26. February 20

sediment has been adopted by NCRWQCB and approved by SWRCB and Office of A

voluntary compliance with measures in this TMDL will improve conditions related 

of a TMDL for temperature.

A 

Habitat Modification

Nonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Page 20 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mendocino Coast HU, Gualala River HA,

Gualala River

1 R 11380000

Sedimentation/Siltation B 

Disturbed Sites (Land Develop.)

Erosion/SiltationHarvesting, Restoration, Residue Management

Highway/Road/Bridge Construction

Land DevelopmentLogging Road Construction/Maintenance

Nonpoint SourceSilviculture

Specialty Crop Production

Temperature, water 

Recent (1994-2000) temperature data collected in the Gualala River watershed ind

be a source of impairment of cold water fisheries in the watershed. Temperatures i

below threshold levels and appear to exhibit properly functioning conditions with r

Gualala River is listed for temperature, with the exception of the Little North Fork.

A 

Channel Erosion

Erosion/Siltation

Nonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Page 21 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Mendocino Coast HU, Navarro River HA 11350000

Sedimentation/Siltation 

Sediment TMDLs have been developed for: (1) the area tributary to and including 

(2) the area tributary to and including the Navarro River below Philo

B 

AgricultureAgriculture-grazingChannel Erosion

Construction/Land Development

Disturbed Sites (Land Develop.)

Drainage/Filling Of Wetlands

Erosion/Siltation

Flow Regulation/Modification

Habitat Modification

Harvesting, Restoration, Residue Management

Highway/Road/Bridge Construction

Irrigated Crop Production

Land DevelopmentLogging Road Construction/Maintenance

Nonirrigated Crop Production

Nonpoint Source

Range Grazing-Riparian

Range Grazing-Riparian and/or Upland

Range Grazing-UplandRemoval of Riparian Vegetation

Resource ExtractionSilvicultural Point Sources

Silviculture

Specialty Crop Production

Streambank Modification/Destabilization

Water Diversions

Page 22 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

Temperature TMDLs have been developed for: (1) the area tributary to and includ

and (2) the area tributary to and including the Navarro River below Philo.

A 

Agricultural Return Flows

Agriculture

Drainage/Filling Of Wetlands

Flow Regulation/Modification

Habitat Modification

Nonpoint Source

Removal of Riparian Vegetation

Resource ExtractionStreambank Modification/Destabilization

Water Diversions

Mendocino Coast HU, Navarro River HA,

Delta

1 E 11350077

Sedimentation/Siltation B 

Erosion/Siltation

Mendocino Coast HU, Noyo River HA,

Noyo River

1 R 11320000

Sedimentation/Siltation 

USEPA has prepared a TMDL for Noyo River.

B 

Nonpoint SourceSilviculture

Temperature, water 

This listing only applies to the following areas of the Noyo River watershed:----The 

confluence of Duffy Gulch downtstream to the confluence with Hayshed Gulch;----T

from the confluence of Kass Creek downstream to the confluence with Noyo River mFork Noyo River, Duffy Gulch, and Kass Creek tributaries.

A 

Source Unknown

Mendocino Coast HU, Noyo River HA,

Pudding Creek

1 R 11320050

Temperature, water A 

Source Unknown

Page 23 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mendocino Coast HU, Rockport HA, Ten

Mile River HSA

1 R 11310000

Sedimentation/Siltation 

USEPA is developing a load allocation for sediment for the Ten Mile River TMDL.

B 

Harvesting, Restoration, Residue Management

Logging Road Construction/Maintenance

Silviculture

Temperature, water A 

Habitat Modification

Nonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

1 C Moonstone County Park 10820012

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

1 R Redwood Creek HU, Redwood Creek 10700000

Sedimentation/Siltation 

Redwood Creek was added to the 303(d) List in 1992. A draft Sediment TMDL was 

Board staff, which was subsequently established as a final TMDL by US EPA in Dethat Redwood Creek is impaired by sediment. A review of all readily available info

shows that there is continued impairment or threat of impairment in Redwood Cree

warranted.

B 

Construction/Land Development

Disturbed Sites (Land Develop.)Erosion/SiltationHarvesting, Restoration, Residue Management

Logging Road Construction/MaintenanceNatural Sources

Range Grazing-Riparian

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Page 24 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

Recent (1994-2001) temperature data collected in the Redwood Creek watershed in

may be a source of impairment of cold water fisheries in the river.

A 

Erosion/Siltation

Logging Road Construction/Maintenance

Natural Sources

Nonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Russian River HU, Lower Russian River

HA, Austin Creek HSA

1 R 11412000

Sedimentation/Siltation 

Sediment impacts in Russian River tributaries prompted listing entire Russian River 

A 

Construction/Land Development

Dam ConstructionDisturbed Sites (Land Develop.)Erosion/SiltationFlow Regulation/Modification

Silviculture

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Russian River HU, Lower Russian River

HA, Guerneville HSA

1 R 11411000

Pathogens 

Listing covers only the Monte Rio area of this watershed from the confluence of Du

Fife Creek and Healdsburg Memorial Beach from the Hwy 101 crossing to the railr

A 

Nonpoint/Point Source

Page 25 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

pH 

Listing only applies to Pocket Canyon Creek , a tributary to the lower Russian Rive

A 

Source Unknown

Sedimentation/Siltation 

Sediment impacts in Russian River tributaries prompted listing entire Russian River 

A 

Agriculture

Agriculture-grazing

Agriculture-storm runoff

Channel Erosion

Channelization

Construction/Land Development

Dam ConstructionDrainage/Filling Of Wetlands

Erosion/Siltation

Flow Regulation/Modification

Habitat Modification

Highway/Road/Bridge Construction

Hydromodification

Irrigated Crop Production

Land DevelopmentRemoval of Riparian Vegetation

Silviculture

Specialty Crop Production

Streambank Modification/Destabilization

Upstream Impoundment

Page 26 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Russian River HU, Middle Russian River

HA, Big Sulphur Creek HSA

1 R 11426000

Sedimentation/Siltation 

Sediment impacts in Russian River tributaries prompted listing entire Russian River 

A 

Erosion/SiltationGeothermal Development

Nonpoint Source

Specific Conductivity A 

Source Unknown

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

Nonpoint SourceRemoval of Riparian Vegetation

Page 27 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Russian River HU, Middle Russian River

HA, Geyserville HSA

1 R 11425000

Sedimentation/Siltation 

Sediment impacts in Russian River tributaries prompted listing entire Russian River 

A 

AgricultureAgriculture-grazingAgriculture-storm runoff

Bridge ConstructionChannel Erosion

Channelization

Construction/Land Development

Disturbed Sites (Land Develop.)

Drainage/Filling Of Wetlands

Erosion/Siltation

Geothermal Development

Irrigated Crop Production

Natural Sources

Nonirrigated Crop Production

Nonpoint SourceRange Grazing-Riparian

Range Grazing-UplandRemoval of Riparian Vegetation

Resource Extraction

Silviculture

Specialty Crop Production

Streambank Modification/Destabilization

Surface Runoff

Page 28 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

Nonpoint SourceRemoval of Riparian Vegetation

Russian River HU, Middle Russian River

HA, Laguna de Santa Rosa

1 R 11421000

Low Dissolved Oxygen 

The Laguna de Santa Rosa was added to the 303(d) List in 1990 for high levels of a

(DO) concentrations. A TMDL was completed for the Laguna for ammonia and dis

concluded that high ammonia levels in the Laguna were the result of point and non

various forms. Low dissolved oxygen concentrations were a result of inputs of orga

stimulate algal growth and subsequently cause depressed dissolved oxygen levels wTMDL took the form of a Waste Reduction Strategy (WRS) which addressed the red

and non-point sources. With the implementation of the WRS and operational impro

Waste Water Treatment Plant as well as improvements in waste storage and dispos

inputs to the Laguna were significantly reduced. Following implementation of the nitrogen-ammonia interim concentration goals, as stated in the WRS, the Laguna w

ammonia and dissolved oxygen in 1998, pursuant to a recommendation by US EPA

the Laguna continue to fall below the Regional Water Board Basin Plan minimum D

cases fluctuate significantly on a daily and seasonal basis. Based on available info

may contribute to the dissolved oxygen fluctuations. However, the cause of the low 

certain. While elevated phosphorus levels may contribute to low DO, nitrogen to p

Laguna measurements, indicate that nitrogen may be the macronutrient controlling 

TMDL addressing nutrients (both nitrogen and phosphorus) and dissolved oxygen i

objective attainment.

A 

Internal Nutrient Cycling (primarily lakes)

Nonpoint SourcePoint Source

Mercury A 

Source Unknown

Page 29 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nitrogen 

This listing was made by USEPA.

A 

Internal Nutrient Cycling (primarily lakes)

Nonpoint Source

Point Source

Phosphorus 

This listing was made by USEPA.

A 

Internal Nutrient Cycling (primarily lakes)

Nonpoint Source

Point Source

Sedimentation/Siltation 

Entire Russian River watershed (including Laguna de Santa Rosa) is listed for sedi

A 

Channel Erosion

Channelization

Disturbed Sites (Land Develop.)

Drainage/Filling Of Wetlands

Erosion From Derelict Land

Erosion/Siltation

Highway Maintenance and Runoff

Highway/Road/Bridge Runoff

HydromodificationLand DevelopmentNonpoint SourceOther Urban Runoff

Removal of Riparian Vegetation

Road ConstructionStreambank Modification/Destabilization

Urban Runoff/Storm Sewers

Page 30 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

Entire Russian River watershed (including Laguna de Santa Rosa) is listed for temp

beneficial uses supported by the Russian River include uses associated with the cold 

domestic supply. The Russian River provides habitat for coho salmon and steelhea

threatened species under the federal Endangered Species Act.Recent (1997-2000) t

Russian River watershed indicate that high temperature levels may be a source of im

the watershed.

A 

HydromodificationNonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Page 31 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Russian River HU, Middle Russian River

HA, Mark West Creek HSA

1 R 11423000

Sedimentation/Siltation 

Russian River Watershed tributary sediment impairments led to listing of entire wa

A 

AgricultureAgriculture-grazing

Agriculture-storm runoff

Channel ErosionConstruction/Land Development

Disturbed Sites (Land Develop.)

Drainage/Filling Of Wetlands

Erosion/Siltation

Harvesting, Restoration, Residue Management

Highway/Road/Bridge Construction

Intensive Animal Feeding Operations

Irrigated Crop Production

Land DevelopmentOther Urban Runoff

Range Grazing-Riparian

Range Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Silviculture

Specialty Crop Production

Streambank Modification/Destabilization

Surface Runoff

Page 32 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Russian River HU, Middle Russian River

HA, Santa Rosa Creek

1 R 11422000

Pathogens A 

Nonpoint SourcePoint Source

Page 33 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

Entire Russian River watershed (including Santa Rosa Creek) is listed for sediment

A 

AgricultureBridge Construction

Channel Erosion

Channelization

Construction/Land Development

DairiesDrainage/Filling Of Wetlands

Erosion/Siltation

Habitat Modification

Highway/Road/Bridge Construction

HydromodificationIrrigated Crop Production

Land DevelopmentNatural Sources

Nonirrigated Crop Production

Nonpoint Source

Other Urban Runoff

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian

Range Grazing-UplandRemoval of Riparian Vegetation

Specialty Crop Production

Streambank Modification/Destabilization

Surface RunoffUrban Runoff/Storm Sewers

Urban Runoff--Non-industrial Permitted

Page 34 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

Entire Russian River watershed (including Santa Rosa Creek) is listed for temperat

A 

Hydromodification

Nonpoint Source

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Russian River HU, Middle Russian River

HA, Warm Springs HSA

1 R 11424000

Sedimentation/Siltation 

Sediment impacts in Russian River tributaries prompted listing entire Russian River 

A 

AgricultureAgriculture-storm runoff

Channel ErosionChannelization

Construction/Land Development

Dam ConstructionDisturbed Sites (Land Develop.)Drainage/Filling Of Wetlands

Erosion/SiltationFlow Regulation/Modification

Habitat Modification

Highway/Road/Bridge Construction

Hydromodification

Logging Road Construction/MaintenanceNonpoint SourceRemoval of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Upstream Impoundment

Page 35 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Russian River HU, Middle Russian River

HA, Warm Springs HSA, Lake Sonoma

[Reservoir]

1 L 11424000

Mercury 

The Russian River HU, Middle Russian River HA, Warm Springs HSA, Lake Sonom

Calwater Planning Watersheds (PWS): 114.24022, 114.24030 and 114.24032.

A 

Nonpoint SourceResource Extraction

Page 36 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Russian River HU, Upper Russian River

HA, Coyote Valley HSA

1 R 11432000

Sedimentation/Siltation 

Russian River Watershed tributary sediment impairments led to listing of entire wa

A 

Agriculture

Bridge Construction

Channel Erosion

Channelization

Construction/Land Development

Dam ConstructionDrainage/Filling Of Wetlands

Erosion/Siltation

Flow Regulation/Modification

Habitat Modification

HydromodificationRemoval of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Page 37 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Russian River HU, Upper Russian River

HA, Coyote Valley HSA, Lake Mendocino

[Reservoir]

1 L 11432060

Mercury A 

Nonpoint Source

Resource Extraction

Russian River HU, Upper Russian River

HA, Forsythe Creek HSA

1 R 11433000

Sedimentation/Siltation 

Russian River Watershed tributary sediment impairments led to listing of entire wa

A 

Erosion/SiltationNonpoint Source

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

Page 38 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Russian River HU, Upper Russian River

HA, Ukiah HSA

1 R 11431000

Sedimentation/Siltation 

Russian River Watershed tributary sediment impairments led to listing of entire wa

A 

Agriculture

Channel Erosion

Construction/Land Development

Drainage/Filling Of Wetlands

Erosion/Siltation

Habitat Modification

Highway Maintenance and Runoff

Natural Sources

Removal of Riparian Vegetation

Resource Extraction

Silviculture

Streambank Modification/Destabilization

Temperature, water 

The most sensitive beneficial uses supported by the Russian River include uses asso

municipal and domestic supply. The Russian River provides habitat for coho salmo

listed as a threatened species under the federal Endangered Species Act.Recent (19

in the Russian River watershed indicate that high temperature levels may be a sour

fisheries in the watershed.

A 

Flow Regulation/Modification

Habitat Modification

HydromodificationNonpoint SourceRemoval of Riparian Vegetation

Streambank Modification/Destabilization

Upstream Impoundment

1 C Salmon Creek Park (South) 11521000

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 39 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 C Trinidad State Beach 10810012

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

1 L Trinity Lake (was Claire Engle Lake) 10640000

Mercury A 

Source Unknown

1 R Trinity River HU, Lower Trinity HA 10610000

Sedimentation/Siltation 

USEPA is developing a sediment TMDL for the Lower Trinity River.

B 

Channel ErosionDam ConstructionDrainage/Filling Of Wetlands

Erosion/SiltationFlow Regulation/Modification

Habitat Modification

Harvesting, Restoration, Residue Management

Hydromodification

Logging Road Construction/MaintenanceMine TailingsNatural Sources

Removal of Riparian Vegetation

Resource Extraction

Silvicultural Point Sources

Silviculture

Streambank Modification/Destabilization

Surface Mining

Upstream Impoundment

Page 40 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Trinity River HU, Middle HA 10630000

Sedimentation/Siltation 

USEPA is developing Sediment TMDL for entire Trinity River HU.

B 

Channel Erosion

Dam ConstructionErosion/SiltationFlow Regulation/Modification

Harvesting, Restoration, Residue Management

HydromodificationLogging Road Construction/Maintenance

Mine Tailings

Placer Mining

Resource ExtractionSilvicultural Point Sources

Silviculture

Streambank Modification/Destabilization

Upstream Impoundment

1 R Trinity River HU, South Fork HA 10620000

Sedimentation/Siltation 

USEPA will develop TMDL for S. Fork Trinity R. Sediment TMDLs will be develop

including Hayfork/Corral Creeks and (2) areas tributary to and including the S. Fo

Hayfork/Corral Creeks.

B 

Nonpoint SourceRange Grazing-Riparian

Silviculture

Temperature, water 

Elevated temperatures impact coldwater fisheries. USEPA will be developing temp

River.

A 

Habitat Modification

Range Grazing-Riparian

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Water Diversions

Page 41 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

1 R Trinity River HU, Upper HA 10640000

Sedimentation/Siltation 

USEPA is developing a sediment TMDL for Upper Trinity River HA.

B 

Channel Erosion

Dam ConstructionErosion/Siltation

Flow Regulation/Modification

Habitat Modification

Harvesting, Restoration, Residue Management

HydromodificationLogging Road Construction/Maintenance

Mine TailingsNatural SourcesNonpoint Source

Placer Mining

Removal of Riparian Vegetation

Resource ExtractionSilviculture

Streambank Modification/Destabilization

Surface Mining

Trinity River HU, Upper HA, Trinity River,

East Fork

1 R 10640000

Mercury 

The Trinity River HU, Upper HA, Trinity River, East Fork includes the following C

(SPWs): Mumbo Creek SPW 106.40030 and Blue Ridge SPW 106.40040.

A 

Source Unknown

Page 42 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

The Trinity River HU, Upper HA, Trinity River, East Fork includes the following C

(SPWs): Mumbo Creek SPW 106.40030 and Blue Ridge SPW 106.40040.

B 

Channel Erosion

Dam ConstructionErosion/Siltation

Flow Regulation/Modification

Habitat Modification

Harvesting, Restoration, Residue Management

HydromodificationLogging Road Construction/Maintenance

Mine TailingsNatural SourcesNonpoint Source

Placer Mining

Removal of Riparian Vegetation

Resource ExtractionSilviculture

Streambank Modification/Destabilization

Surface Mining

2 R Alameda Creek 20430051

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Alamitos Creek 20540041

Mercury 

TMDL will be developed as part of the Santa Clara Basin Watershed Management 

assessment is needed.

A 

Mine Tailings

2 L Anderson Reservoir 20530050

Mercury A 

Source Unknown

Page 43 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) A 

Source Unknown

2 C Aquatic Park Beach 20340010

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 R Arroyo Corte Madera Del Presidio 20320020

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Arroyo De La Laguna 20430084

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Arroyo Del Valle 20430023

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Arroyo Las Positas 20430080

Diazinon 

For 2006, diazinon was moved by USEPA from the 303(d) list to this being address

approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Arroyo Mocho 20430080

Diazinon 

For 2006, diazinon was moved by USEPA from the 303(d) list to this being address

approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 44 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 L Bon Tempe Reservoir 20113020

Mercury A 

Source Unknown

2 R Butano Creek 20240031

Sedimentation/Siltation 

Impairment to steelhead habitat.

A 

Nonpoint Source

2 R Calabazas Creek 20640012

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 L Calero Reservoir 20540031

Mercury 

TMDL will be developed as part of the Santa Clara Basin Watershed Management 

assessment is needed.

A 

Mine TailingsSurface Mining

2 C Candlestick Point 20440011

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the area of Candle

Windsurfer Circle, and Sunnydale Cove.

A 

Source Unknown

2 E Carquinez Strait 20710020

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Page 45 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

HxCDF, 1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8

was made by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses. Msediments and local mercury mining; most significant ongoing source is erosion an

moderate to low level inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Municipal Point Sources

Natural Sources

Nonpoint SourceResource Extraction

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Contro

A 

AgricultureIndustrial Point Sources

Page 46 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 E Castro Cove, Richmond (San Pablo Basin) 20660014

Dieldrin (sediment) A 

Point Source

Urban Runoff/Storm Sewers

Mercury (sediment) A 

Point Source

Urban Runoff/Storm Sewers

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Point Source

Urban Runoff/Storm Sewers

Selenium (sediment) A 

Point Source

Urban Runoff/Storm Sewers

Central Basin, San Francisco (part of SF

Bay, Central)

2 B 20440010

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Page 47 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Minor Industrial Point Source

Municipal Point Sources

Natural SourcesNonpoint Source

Resource Extraction

Mercury (sediment) A 

Point Source

Urban Runoff/Storm Sewers

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Point Source

Urban Runoff/Storm Sewers

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Page 48 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Contro

A 

AgricultureExotic Species

Industrial Point Sources

Natural Sources

2 C Chicken Ranch Beach 20114033

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 C China Camp Beach 20610010

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 R Corte Madera Creek 20320011

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Coyote Creek (Marin County) 20320020

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Coyote Creek (Santa Clara Co.) 20530021

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 49 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 C Crissy Field Beach 20340010

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the east and west 

A 

Source Unknown

2 L Del Valle Reservoir 20430024

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

2 R Gallinas Creek 20620013

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 C Golden Hinde Beach 20114033

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 R Guadalupe Creek 20540050

Mercury 

TMDL will be developed as part of the Santa Clara Basin Watershed Management 

assessment is needed.

A 

Mine Tailings

2 L Guadalupe Reservoir 20540040

Mercury 

TMDL will be developed as part of the Santa Clara Basin Watershed Management 

assessment is needed.

A 

Mine TailingsSurface Mining

Page 50 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 R Guadalupe River 20540050

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Mercury 

TMDL will be developed as part of the Santa Clara Basin Watershed Management 

assessment is needed.

A 

Mine Tailings

2 C Hearts Desire Beach 20114033

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 E Islais Creek 20440010

Ammonia A 

Combined Sewer Overflow

Industrial Point Sources

Chlordane (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Dieldrin (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Hydrogen Sulfide A 

Combined Sewer Overflow

Industrial Point Sources

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Page 51 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sediment Toxicity A 

Source Unknown

2 L Lafayette Reservoir 20732010

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

2 R Lagunitas Creek 20113020

Nutrients 

Tributary to Tomales Bay. TMDLs will be developed as part of evolving watershed monitoring and assessment needed.

A 

AgricultureUrban Runoff/Storm Sewers

Pathogens 

Tributary to Tomales Bay. TMDLs will be developed as part of evolving watershed monitoring and assessment needed.

B 

AgricultureUrban Runoff/Storm Sewers

Sedimentation/Siltation 

Tributary to Tomales Bay. TMDLs will be developed as part of evolving watershed monitoring and assessment needed.

A 

AgricultureUrban Runoff/Storm Sewers

2 L Lake Chabot (Alameda Co) 20420030

Chlordane A 

Source Unknown

DDT A 

Source Unknown

Page 52 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Dieldrin A 

Source Unknown

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

2 L Lake Herman 20721030

Mercury 

Additional monitoring and assessment needed. Problem due to historical mining.

A 

Surface Mining

2 L Lake Merced 20210010

Low Dissolved Oxygen 

This listing was made by USEPA.

A 

Source Unknown

pH 

This listing was made by USEPA.

A 

Source Unknown

2 L Lake Merritt 20420040

Organic Enrichment/Low Dissolved Oxygen 

This listing was made by USEPA.

A 

Source Unknown

Trash A 

Urban Runoff/Storm Sewers

2 R Laurel Creek (Solano Co) 20440040

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 53 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 C Lawsons Landing 20112030

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 R Ledgewood Creek 20723010

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Los Gatos Creek (R2) 20540011

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was m

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 E Marina Lagoon (San Mateo County) 20440040

Coliform Bacteria A 

Nonpoint SourceUrban Runoff/Storm Sewers

2 R Matadero Creek 20550040

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 C McNears Beach 20610010

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 R Miller Creek 20620012

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 54 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 C Millerton Point 20112032

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

2 E Mission Creek 20440010

Ammonia A 

Combined Sewer Overflow

Industrial Point Sources

Chlordane (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Dieldrin (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Hydrogen Sulfide A 

Combined Sewer Overflow

Industrial Point Sources

Lead (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Mercury (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

PAHs (Polycyclic Aromatic Hydrocarbons) A 

Combined Sewer Overflow

Industrial Point Sources

PCBs (Polychlorinated biphenyls) (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Silver (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

Page 55 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Zinc (sediment) A 

Combined Sewer Overflow

Industrial Point Sources

2 R Mt. Diablo Creek 20731040

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Napa River 20650010

Nutrients 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

Agriculture

Pathogens 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureUrban Runoff/Storm Sewers

Sedimentation/Siltation 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Land Development

Urban Runoff/Storm Sewers

2 L Nicasio Reservoir 20113012

Mercury A 

Source Unknown

2 R Novato Creek 20620010

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 56 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Oakland Inner Harbor (Fruitvale Site, part

of SF Bay, Central)

2 B 20420040

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

Chlordane (sediment) A 

Source Unknown

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: he

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Municipal Point Sources

Natural SourcesNonpoint Source

Resource Extraction

Page 57 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (sediment) 

This listing covers non dioxin-like PCBs. Interim health advisory for fish; uncertai

columnconcentration data.

A 

Source Unknown

Sediment Toxicity A 

Source Unknown

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

significantcontributions from oil refineries (control program in place) and agricult

exotic speciesmay have made food chain more susceptible to accumulation of selen

effect for scaupand scoter (diving ducks); low TMDL priority because Individual C

A 

Agriculture

Exotic Species

Industrial Point Sources

Natural Sources

Oakland Inner Harbor (Pacific Dry-dock

Yard 1 Site, part of SF Bay, Central)

2 B 20420040

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

Chlordane (sediment) A 

Source Unknown

Copper (sediment) A 

Source Unknown

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Page 58 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin (sediment) A 

Source Unknown

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Lead (sediment) A 

Source Unknown

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Municipal Point Sources

Natural SourcesNonpoint Source

Resource Extraction

Mercury (sediment) A 

Source Unknown

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Source Unknown

Page 59 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (sediment) A 

Source Unknown

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Contro

A 

AgricultureExotic Species

Industrial Point Sources

Natural Sources

Zinc (sediment) A 

Source Unknown

2 R Olema Creek 20113030

Pathogens 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

2 C Pacific Ocean at Baker Beach 20340010

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the area of Baker 

Cove NW and NE.

A 

Source Unknown

2 C Pacific Ocean at Bolinas Beach 20130011

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 60 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 C Pacific Ocean at Fitzgerald Marine Reserve 20221012

Coliform Bacteria A 

Nonpoint Source

2 C Pacific Ocean at Muir Beach 20130013

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Pacific Ocean at Pacifica State/Linda Mar

Beach

2 C 20221011

Coliform Bacteria 

Linda Mar and San Pedro beaches are the areas affected.

A 

Nonpoint SourceUrban Runoff/Storm Sewers

2 C Pacific Ocean at Pillar Point 20221012

Mercury A 

Source Unknown

2 C Pacific Ocean at Pillar Point Beach 20221012

Coliform Bacteria A 

Nonpoint Source

2 C Pacific Ocean at Rockaway Beach 20221011

Coliform Bacteria A 

Nonpoint SourceUrban Runoff/Storm Sewers

2 C Pacific Ocean at Venice Beach 20222011

Coliform Bacteria A 

Nonpoint Source

2 R Permanente Creek 20550021

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 61 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 R Pescadero Creek 20240013

Sedimentation/Siltation 

If California Department of Fish and Game and the National Marine Fisheries Serv

populations are not impacted, the State Water Board supports removing this water 

A 

Nonpoint Source

2 R Petaluma River 20630020

Diazinon 

Data source: Abelli-Amen, Petaluma Tree Planters, 1999.

A 

Urban Runoff/Storm Sewers

Nutrients 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Urban Runoff/Storm Sewers

Pathogens 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Urban Runoff/Storm Sewers

Sedimentation/Siltation A 

AgricultureConstruction/Land Development

Urban Runoff/Storm Sewers

2 R Petaluma River (tidal portion) 20630040

Diazinon 

Data source: Abelli-Amen, Petaluma Tree Planters, 1999.

A 

Urban Runoff/Storm Sewers

Nickel 

Exceedance of California Toxic Rule dissolved criteria and National Toxic Rule tot

sediment tissue levels.

A 

Atmospheric DepositionMunicipal Point Sources

Urban Runoff/Storm Sewers

Page 62 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nutrients 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Urban Runoff/Storm Sewers

Pathogens 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Urban Runoff/Storm Sewers

2 R Pine Creek (Contra Costa Co) 20731011

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Pinole Creek 20660020

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Pomponio Creek 20240020

Coliform Bacteria A 

Nonpoint Source

2 B Richardson Bay 20312010

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

Coliform Bacteria 

Affected area, Waldo Point Harbor, is less than 10% of embayment; source has bee

sewage systems in some houseboat areas; extensive local control program in place 

improvements.

A 

Boat Discharges/Vessel Wastes

Septage Disposal

Urban Runoff/Storm Sewers

Page 63 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Unknown Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

HxCDF, 1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8

was made by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionMunicipal Point Sources

Natural Sources

Nonpoint SourceResource Extraction

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs. Interim health advisory for fish; uncertai

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Page 64 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 R Rodeo Creek 20660022

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 E Sacramento San Joaquin Delta 20710010

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

HxCDF, 1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8

was made by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses. M

sediments and local mercury mining; most significant ongoing source is erosion an

moderate to low level inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Municipal Point Sources

Nonpoint SourceResource Extraction

Page 65 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nickel 

This listing was made by USEPA.

A 

Source Unknown

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Controexotic species.

A 

AgricultureExotic Species

Industrial Point Sources

Natural Sources

2 R San Antonio Creek (Marin/Sonoma Co) 20630031

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R San Felipe Creek 20530041

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 B San Francisco Bay, Central 20312010

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

Page 66 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Municipal Point Sources

Natural SourcesNonpoint Source

Resource Extraction

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Page 67 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Contro

A 

AgricultureExotic Species

Industrial Point Sources

Natural Sources

2 B San Francisco Bay, Lower 20410010

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

HxCDF, 1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8

was made by USEPA.

A 

Atmospheric Deposition

Page 68 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources: water quality objective exceedances. Elevated sedimen

A 

Atmospheric Deposition

Industrial Point Sources

Municipal Point Sources

Natural Sources

Nonpoint SourceResource Extraction

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

2 B San Francisco Bay, South 20510000

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Page 69 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: he

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs frompoint sources: water quality objective exceedances. Elevated sediment 

A 

Atmospheric Deposition

Industrial Point Sources

Municipal Point Sources

Natural Sources

Nonpoint SourceResource Extraction

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Selenium 

A formal health advisory has been issued by OEHHA for benthic-feeding ducks in S

advisory clearly establishes that water contact recreation beneficial use (REC-1) is 

not fully met.

A 

AgricultureDomestic Use of Ground Water

2 R San Francisquito Creek 20550040

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 70 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

Impairment to steelhead habitat.

A 

Nonpoint Source

2 R San Gregorio Creek 20230014

Coliform Bacteria A 

Nonpoint Source

Sedimentation/Siltation 

Impairment to steelhead habitat.

A 

Nonpoint Source

2 B San Leandro Bay (part of SF Bay, Central) 20420040

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Lead (sediment) A 

Source Unknown

Page 71 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionIndustrial Point Sources

Municipal Point Sources

Natural SourcesNonpoint Source

Resource Extraction

Mercury (sediment) A 

Source Unknown

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Source Unknown

Pesticides (sediment) A 

Source Unknown

Zinc (sediment) A 

Source Unknown

2 R San Leandro Creek, Lower 20420012

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R San Lorenzo Creek 20420023

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 72 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 R San Mateo Creek 20440032

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 B San Pablo Bay 20610010

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

HxCDF, 1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8

was made by USEPA.

A 

Atmospheric Deposition

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Atmospheric DepositionMunicipal Point Sources

Natural Sources

Nonpoint SourceResource Extraction

Page 73 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nickel 

This listing was made by USEPA.

A 

Source Unknown

PCBs (Polychlorinated biphenyls) 

This listing covers non dioxin-like PCBs.Interim health advisory for fish; uncertain

concentration data.

A 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5,-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This l

A 

Unknown Nonpoint Source

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Contro

A 

AgricultureExotic Species

Industrial Point Sources

Natural Sources

2 R San Pablo Creek 20660014

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 L San Pablo Reservoir 20660012

Chlordane A 

Source Unknown

Dieldrin A 

Source Unknown

Heptachlor epoxide A 

Source Unknown

Page 74 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury A 

Atmospheric Deposition

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Toxaphene A 

Source Unknown

2 R San Pedro Creek 20221011

Coliform Bacteria A 

Nonpoint SourceUrban Runoff/Storm Sewers

2 R San Rafael Creek 20320012

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R San Vicente Creek 20221012

Coliform Bacteria A 

Nonpoint Source

2 R Saratoga Creek 20550040

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 L Shadow Cliffs Reservoir 20430080

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Page 75 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

2 R Sonoma Creek 20640050

Nutrients 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Land DevelopmentUrban Runoff/Storm Sewers

Pathogens 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Land DevelopmentUrban Runoff/Storm Sewers

Sedimentation/Siltation 

TMDL will be developed as part of ongoing watershed management effort. Additio

needed.

A 

AgricultureConstruction/Land Development

Land DevelopmentUrban Runoff/Storm Sewers

2 L Soulajule Reservoir 20112012

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

2 E Stege Marsh 20330011

Chlordane C 

Source Unknown

Page 76 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Copper C 

Source Unknown

Dacthal C 

Source Unknown

Dieldrin C 

Source Unknown

Mercury C 

Source Unknown

PCBs (Polychlorinated biphenyls) C 

Source Unknown

Zinc C 

Source Unknown

2 R Stevens Creek 20550020

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Toxicity A 

Source Unknown

2 L Stevens Creek Reservoir 20550031

Chlordane A 

Source Unknown

Dieldrin A 

Source Unknown

Page 77 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

2 B Suisun Bay 20710020

Chlordane 

This listing was made by USEPA.

A 

Nonpoint Source

DDT 

This listing was made by USEPA.

A 

Nonpoint Source

Dieldrin 

This listing was made by USEPA.

A 

Nonpoint Source

Dioxin Compounds (including 2,3,7,8-TCDD) 

The specific compounds are 2,3,7,8-TCDD, 1,2,3,7,8-PeCDD, 1,2,3,4,7,8-HxCDD, 

HxCDD, 1,2,3,4,6,7,8-HpCDD, and OCDD. This listing was made by USEPA.

A 

Atmospheric Deposition

Exotic Species 

Disrupt natural benthos; change pollutant availability in food chain; disrupt food a

A 

Ballast Water

Furan Compounds 

The specific compounds are 2,3,7,8-TCDF, 1,2,3,7,8-PeCDF, 2,3,4,7,8-PeCDF, 1,2

1,2,3,7,8,9-HxCDF, 2,3,4,6,7,8-HxCDF, 1,2,3,4,6,7,8-HpCDF, 1,2,3,4,7,8,9-HpCD

by USEPA.

A 

Atmospheric Deposition

Page 78 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses. M

sediments and local mercury mining; most significant ongoing source is erosion an

moderate to low level inputs from point sources.

A 

Atmospheric Deposition

Industrial Point Sources

Natural SourcesNonpoint Source

Resource Extraction

Nickel 

This listing was made by USEPA.

A 

Source Unknown

PCBs (Polychlorinated biphenyls) 

This listing covers non-dioxin-like PCBs. Interim health advisory for fish; uncertaiconcentration data.

A 

Unknown point source

PCBs (Polychlorinated biphenyls) (dioxin-like) 

The specific dioxin-like compounds are 3,4,4,5-TCB (81), 3,3,3,3-TCB (77), 3,3,4,4

(169), 2,3,3,4,4-PeCB (105), 2,3,4,4,5-PeCB (114), 2,3,4,4,5-PeCB (118), 2,3,4,4,5

2,3,3,4,4,5-HxCB (157), 2,3,4,4,5,5-HxCB (167), 2,3,3,4,4,5,5-HpCB (189). This li

A 

Unknown Nonpoint Source

Selenium 

Affected use is one branch of the food chain; most sensitive indicator is hatchability 

contributions from oil refineries (control program in place) and agriculture (carrie

species may have made food chain more susceptible to accumulation of selenium; h

for scaup and scoter (diving ducks); low TMDL priority because Individual Contro

A 

Exotic Species

Industrial Point Sources

Natural Sources

2 T Suisun Marsh Wetlands 20723000

Metals 

Additional monitoring and assessment needed.

A 

AgricultureFlow Regulation/Modification

Urban Runoff/Storm Sewers

Page 79 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nutrients 

Additional monitoring and assessment needed.

A 

AgricultureFlow Regulation/Modification

Urban Runoff/Storm Sewers

Organic Enrichment/Low Dissolved Oxygen 

Additional monitoring and assessment needed.

A 

AgricultureFlow Regulation/Modification

Urban Runoff/Storm Sewers

Salinity/TDS/Chlorides 

Additional monitoring and assessment needed.

A 

AgricultureFlow Regulation/Modification

Urban Runoff/Storm Sewers

2 E Suisun Slough 20723000

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 B Tomales Bay 20114033

Mercury 

Current data indicate fish consumption and wildlife consumption impacted uses: h

for multiple fish species including striped bass and shark. Major source is historicmercury mining; most significant ongoing source is erosion and drainage from aba

inputs from point sources.

A 

Mine Tailings

Nutrients 

TMDL will be developed as part of ongoing watershed management effort. Tributa

Walker Creek, must be managed first. Additional monitoring and assessment neede

A 

Agriculture

Pathogens 

TMDL will be developed as part of ongoing watershed management effort. Tributa

Walker Creek, must be managed first. Additional monitoring and assessment neede

B 

Intensive Animal Feeding Operations

Septage Disposal

Page 80 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

TMDL will be developed as part of ongoing watershed management effort. Tributa

Walker Creek, must be managed first. Additional monitoring and assessment neede

A 

AgricultureUpstream Impoundment

2 R Walker Creek 20112013

Mercury 

Tributary to Tomales Bay. TMDLs will be developed as part of evolving watershed monitoring and assessment needed.

A 

Mine TailingsSurface Mining

Nutrients 

Tributary to Tomales Bay. TMDLs will be developed as part of evolving watershed monitoring and assessment needed.

A 

Agriculture

Pathogens 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sedimentation/Siltation 

Tributary to Tomales Bay. TMDLs will be developed as part of evolving watershed monitoring and assessment needed.

A 

Agriculture

2 R Walnut Creek 20731040

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

2 R Wildcat Creek 20660013

Diazinon 

This listing was made by USEPA for the 1998 303(d) list. For 2006, diazinon was 

to this being addressed list because of a completed USEPA approved TMDL.

B 

Urban Runoff/Storm Sewers

Page 81 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Alamo Creek 31230071

Fecal Coliform A 

AgricultureNatural Sources

Range Grazing-Riparian and/or Upland

3 R Alisal Creek (Salinas) 30970093

Fecal Coliform A 

AgricultureNatural Sources

Nonpoint SourceUrban Runoff/Storm Sewers

Nitrate A 

Source Unknown

3 R Aptos Creek 30413023

Pathogens 

Impaired length for pathogens is below Bridge Creek to the mouth (approximately 5 

A 

Urban Runoff/Storm Sewers

Sedimentation/Siltation A 

Channel ErosionDisturbed Sites (Land Develop.)

3 R Arroyo Burro Creek 31532010

Pathogens A 

Nonpoint SourceUrban Runoff/Storm Sewers

3 R Arroyo Paredon 31534010

Boron A 

Source Unknown

Nitrate as Nitrate (NO3) A 

Source Unknown

Page 82 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxicity A 

Source Unknown

3 R Atascadero Creek (San Luis Obispo County) 30981124

Fecal Coliform A 

Source Unknown

Low Dissolved Oxygen A 

Source Unknown

3 R Bean Creek 30412041

Sedimentation/Siltation A 

Disturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceResource Extraction

Road Construction

3 R Bear Creek(Santa Cruz County) 30412030

Sedimentation/Siltation A 

Disturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

3 R Bell Creek (Santa Barbara Co) 31510013

Nitrate as Nitrate (NO3) A 

Source Unknown

Page 83 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Blanco Drain 30911010

Pesticides A 

Agricultural Return Flows

Agriculture

Agriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

3 R Boulder Creek 30412020

Sedimentation/Siltation A 

Disturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

Specialty Crop Production

3 R Bradley Canyon Creek 31210030

Ammonia (Unionized) A 

Source Unknown

Fecal Coliform A 

AgricultureNatural Sources

Pasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Bradley Channel 31210030

Fecal Coliform A 

Source Unknown

Page 84 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Branciforte Creek 30412051

Sedimentation/Siltation A 

Nonpoint SourceRoad Construction

Silviculture

3 R Canada De La Gaviota 31510031

Boron A 

Source Unknown

3 R Carbonera Creek 30412050

Nutrients B 

Nonpoint Source

Pathogens A 

Nonpoint SourceUrban Runoff/Storm Sewers

Sedimentation/Siltation B 

Construction/Land Development

Nonpoint Source

3 R Carneros Creek 31531020

Ammonia (Unionized) A 

Source Unknown

3 R Carpinteria Creek 31534020

Pathogens A 

AgricultureLand Disposal

Septage Disposal

Page 85 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 E Carpinteria Marsh (El Estero Marsh) 31534020

Nutrients A 

Agriculture

Organic Enrichment/Low Dissolved Oxygen A 

Agriculture

Priority Organics A 

Urban Runoff/Storm Sewers

3 R Casmalia Canyon Creek 31300040

Sedimentation/Siltation A 

Source Unknown

3 R Cholame Creek 31700053

Boron A 

Source Unknown

Fecal Coliform A 

AgricultureNatural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

3 R Chorro Creek 31022012

Fecal Coliform B 

Source Unknown

Nutrients A 

AgricultureAgriculture-storm runoff

Irrigated Crop Production

Municipal Point Sources

Page 86 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Oxygen, Dissolved A 

Source Unknown

Sedimentation/Siltation B 

AgricultureAgriculture-storm runoff

Channel Erosion

Channelization

Construction/Land Development

Erosion/Siltation

Golf course activitiesHydromodificationIrrigated Crop Production

Natural SourcesNonpoint Source

Range Grazing-Riparian and/or Upland

Range Grazing-UplandResource Extraction

Road ConstructionStreambank Modification/Destabilization

3 R Chumash Creek 31022011

Fecal Coliform 

For 2006, fecal coliform was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Source Unknown

3 R Clear Creek (San Benito County) 30550013

Mercury 

For 2006, mercury was moved by USEPA from the 303(d) list to this being address

approved TMDL.

B 

Resource Extraction

3 R Corralitos Creek 30510010

Fecal Coliform A 

Source Unknown

Page 87 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Cuyama River 31210030

Boron A 

Source Unknown

3 R Dairy Creek 31022010

Fecal Coliform 

For 2006, fecal coliform was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Source Unknown

Low Dissolved Oxygen B 

Source Unknown

3 E Elkhorn Slough 30600014

Pathogens A 

Natural Sources

Nonpoint Source

Pesticides A 

Agricultural Return Flows

AgricultureAgriculture-storm runoff

Contaminated SedimentsErosion/SiltationIrrigated Crop Production

Nonpoint Source

Sedimentation/Siltation A 

AgricultureAgriculture-storm runoff

Channel ErosionIrrigated Crop Production

Nonpoint Source

Page 88 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Espinosa Slough 30911010

Pesticides A 

AgricultureUrban Runoff/Storm Sewers

Priority Organics A 

Nonpoint Source

3 R Fall Creek 30412022

Sedimentation/Siltation A 

Erosion/SiltationHabitat Modification

Nonpoint SourceRoad Construction

3 R Franklin Creek 31534020

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Gabilan Creek 30919000

Fecal Coliform A 

Natural Sources

Nonpoint SourceUrban Runoff/Storm Sewers

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Glen Annie Canyon 31531020

Nitrate as Nitrate (NO3) A 

Source Unknown

Page 89 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 E Goleta Slough/Estuary 31531020

Pathogens A 

Urban Runoff/Storm Sewers

Priority Organics A 

Nonpoint Source

3 L Hernandez Reservoir 30550016

Mercury 

For 2006, mercury was moved by USEPA from the 303(d) list to this being address

approved TMDL.

B 

Surface Mining

3 R Kings Creek 30412011

Sedimentation/Siltation A 

Disturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

3 R Las Tablas Creek 30981293

Metals A 

Surface Mining

3 R Las Tablas Creek, North Fork 30981290

Metals A 

Surface Mining

3 R Las Tablas Creek, South Fork 30981290

Metals A 

Surface Mining

Page 90 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Llagas Creek 30530020

Chloride 

Impaired section for Chlorides is located downstream of confluence with Miller Slo

near Southside Drive).

A 

Nonpoint SourcePoint Source

Fecal Coliform 

Impaired section for Fecal Coliform is located between the confluence with Church 

Pajaro River (approximately 9.5 miles of stream length).

A 

Natural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

Low Dissolved Oxygen 

This listing was made by USEPA.

A 

Agricultural Return Flows

Habitat Modification

Irrigated Crop Production

Municipal Point Sources

Nitrate as Nitrate (NO3) 

For 2006, Nitrate as Nitrate (NO3) was moved by USEPA from the 303(d) list to th

completed USEPA approved TMDL.

B 

Source Unknown

Nutrients 

Nutrients Medium 16 Impaired section for Nutrients is located between the confluen

confluence with Pajaro River (approximately 9.5 miles of stream length).

B 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Habitat Modification

Irrigated Crop Production

Municipal Point Sources

Nonpoint Source

Pasture Grazing-Riparian and/or Upland

Unknown point source

Urban Runoff/Storm Sewers

Page 91 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

pH A 

Source Unknown

Sedimentation/Siltation 

Impaired section for Sediment/Siltation is located between the confluence with Chu

Pajaro River (approximately 9.5 miles of stream length).

B 

AgricultureHabitat Modification

Hydromodification

Sodium 

Impaired section for Sodium is located downstream of confluence with Miller Slougnear Southside Drive).

A 

Nonpoint Source

Source Unknown

Total Dissolved Solids 

Impaired section for Total Dissolved Solids is located between the confluence with 

with Pajaro River (approximately 9.5 miles of stream length).

A 

Nonpoint Source

Point Source

3 R Lompico Creek 30412040

Nutrients B 

Septage Disposal

Pathogens A 

Natural Sources

Nonpoint SourceSeptage Disposal

Sedimentation/Siltation B 

Construction/Land Development

Natural Sources

Page 92 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Los Osos Creek 31023012

Fecal Coliform B 

Source Unknown

Low Dissolved Oxygen 

This listing was made by USEPA.

A 

AgricultureNatural Sources

Pasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Nitrate 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Nutrients B 

Agricultural Return Flows

AgricultureAgriculture-storm runoff

Irrigated Crop Production

Sedimentation/Siltation B 

AgricultureAgriculture-storm runoff

Channel Erosion

Channelization

Dredging

Erosion/Siltation

Habitat Modification

HydromodificationIrrigated Crop Production

Natural Sources

Nonpoint SourceRange Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Page 93 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Love Creek 30412021

Sedimentation/Siltation A 

AgricultureDisturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

3 R Main Street Canal 31210030

Ammonia (Unionized) A 

Source Unknown

Nitrate A 

AgricultureNonpoint SourceUrban Runoff/Storm Sewers

3 R Mission Creek 31532011

Pathogens A 

Transient encampmentsUrban Runoff/Storm Sewers

Unknown Toxicity A 

Urban Runoff/Storm Sewers

3 B Monterey Harbor 30950042

Metals A 

Railroad Slag Pile

Unknown Toxicity A 

Source Unknown

3 E Moro Cojo Slough 30913011

Ammonia (Unionized) A 

Source Unknown

Page 94 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Low Dissolved Oxygen A 

Source Unknown

Pesticides A 

Agricultural Return Flows

AgricultureAgriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

Sedimentation/Siltation A 

AgricultureAgriculture-storm runoff

Construction/Land Development

Irrigated Crop Production

Nonpoint Source

3 B Morro Bay 31022012

Oxygen, Dissolved A 

Source Unknown

Pathogens B 

Natural Sources

Nonpoint SourceRange Grazing-Upland

Septage Disposal

Urban Runoff/Storm Sewers

Page 95 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation B 

AgricultureChannel Erosion

Channelization

Construction/Land Development

Irrigated Crop Production

Resource Extraction

3 B Moss Landing Harbor 30600014

Pathogens A 

AgricultureBoat Discharges/Vessel Wastes

Nonpoint Source

Pesticides A 

AgricultureIrrigated Crop Production

Specialty Crop Production

Sedimentation/Siltation A 

AgricultureAgriculture-storm runoff

Channel ErosionDredging

Erosion/SiltationHydromodification

Irrigated Crop Production

Nonpoint Source

3 R Mountain Charlie Gulch 30412040

Sedimentation/Siltation A 

Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

Page 96 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 L Nacimiento Reservoir 30982000

Metals A 

Natural Sources

Surface Mining

3 R Natividad Creek 30911010

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Newell Creek (Upper) 30412031

Sedimentation/Siltation A 

AgricultureChannel ErosionDisturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

3 R Nipomo Creek 31210011

Fecal Coliform A 

AgricultureNatural Sources

Urban Runoff/Storm Sewers

3 E Old Salinas River Estuary 30911010

Ammonia (Unionized) A 

Source Unknown

Fecal Coliform A 

Source Unknown

Low Dissolved Oxygen A 

Source Unknown

Page 97 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nutrients A 

Agriculture

Agriculture-irrigation tailwater

Irrigated Crop Production

Nonpoint Source

Pesticides A 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

3 R Orcutt Creek 31210030

Ammonia (Unionized) A 

Source Unknown

Boron 

This listing was made by USEPA.

A 

Natural Sources

Chlorpyrifos A 

Source Unknown

DDT A 

Source Unknown

Dieldrin A 

Source Unknown

Page 98 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Fecal Coliform A 

AgricultureNatural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

Nitrate A 

Source Unknown

3 R Oso Flaco Creek 31210030

Ammonia (Unionized) A 

Source Unknown

Fecal Coliform A 

Source Unknown

Nitrate A 

Source Unknown

3 L Oso Flaco Lake 31210030

Dieldrin A 

Source Unknown

Nitrate A 

AgricultureNonpoint Source

Pacific Ocean at Arroyo Burro Beach

(Santa Barbara County)

3 C 31532010

Total Coliform A 

Source Unknown

Page 99 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pacific Ocean at Capitola Beach (Santa

Cruz County)

3 C 30413014

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the area of Capito

jetty, and west of jetty.

A 

Source Unknown

Pacific Ocean at Carpinteria State Beach

(Carpinteria Creek mouth, Santa Barbara

County)

3 C 31534020

Fecal Coliform A 

Source Unknown

Total Coliform A 

Source Unknown

Pacific Ocean at East Beach (mouth of

Mission Creek, Santa Barbara County)

3 C 31532011

Fecal Coliform A 

AgricultureNatural Sources

Nonpoint SourceUnknown Nonpoint Source

Urban Runoff/Storm Sewers

Total Coliform A 

AgricultureNonpoint SourceUnknown Nonpoint Source

Urban Runoff/Storm Sewers

Pacific Ocean at East Beach (mouth of

Sycamore Creek, Santa Barbara County)

3 C 31532012

Total Coliform A 

Source Unknown

Pacific Ocean at Gaviota Beach (mouth of

Canada de la Gaviota Creek, Santa

Barbara County)

3 C 31510031

Total Coliform A 

Source Unknown

Page 100 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pacific Ocean at Goleta Beach (Santa

Barbara County)

3 C 31531020

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Pacific Ocean at Hammonds Beach (Santa

Barbara County)

3 C 31533010

Fecal Coliform A 

Source Unknown

Pacific Ocean at Haskells Beach (Santa

Barbara County)

3 C 31510012

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Pacific Ocean at Hope Ranch Beach (Santa

Barbara County)

3 C 31532010

Fecal Coliform A 

Source Unknown

Pacific Ocean at Jalama Beach (Santa

Barbara County)

3 C 31510051

Fecal Coliform A 

AgricultureNatural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

Total Coliform A 

AgricultureNatural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

Page 101 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pacific Ocean at Leadbetter Beach (Santa

Barbara County)

3 C 31532011

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Pacific Ocean at Ocean Beach (Santa

Barbara County)

3 C 31410050

Fecal Coliform A 

Source Unknown

Total Coliform A 

Source Unknown

Pacific Ocean at Pismo Beach (San Luis

Obispo County)

3 C 31026014

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Pacific Ocean at Point Rincon (mouth of

Rincon Cr, Santa Barbara County)

3 C 31534012

Fecal Coliform A 

Source Unknown

Total Coliform A 

Source Unknown

Pacific Ocean at Refugio Beach (Santa

Barbara County)

3 C 31510022

Total Coliform A 

Source Unknown

Pacific Ocean at Rio Del Mar (Santa Cruz

County)

3 C 30413023

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 102 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 C Pacific Ocean at Stillwater Cove Beach 30950042

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the area of Stillwa

Tennis Club.

A 

Source Unknown

3 R Pajaro River 30510030

Boron A 

Source Unknown

Fecal Coliform 

Impaired length is above Llagas Creek (approximately 4.5 miles).

A 

Natural Sources

Nonpoint SourcePasture Grazing-Riparian and/or Upland

Nitrate 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Nutrients B 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Agriculture-subsurface drainage

Channelization

Irrigated Crop Production

Nonpoint SourceRemoval of Riparian Vegetation

Urban Runoff/Storm Sewers

Wastewater - land disposal

Page 103 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation B 

AgricultureAgriculture-storm runoff

Channel Erosion

Channelization

Habitat Modification

HydromodificationIrrigated Crop Production

Range Grazing-Riparian and/or Upland

Removal of Riparian Vegetation

Resource Extraction

Streambank Modification/Destabilization

Surface Mining

3 R Pennington Creek 31022011

Fecal Coliform 

For 2006, fecal coliform was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Source Unknown

3 R Prefumo Creek 31024012

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Quail Creek 30919000

Nitrate as Nitrate (NO3) A 

Source Unknown

3 R Rider Creek 30510010

Sedimentation/Siltation B 

AgricultureConstruction/Land Development

Silviculture

Page 104 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Rincon Creek 31534012

Boron A 

Source Unknown

Toxicity A 

Source Unknown

3 R Salinas Reclamation Canal 30911010

Ammonia (Unionized) A 

Source Unknown

Fecal Coliform A 

AgricultureNatural Sources

Pasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Low Dissolved Oxygen A 

Source Unknown

Pesticides A 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Minor Industrial Point Source

Nonpoint Source

Page 105 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Priority Organics A 

Agricultural Return Flows

Agriculture

Agriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Minor Industrial Point Source

Nonpoint SourceSource Unknown

Urban Runoff/Storm Sewers

Salinas River (lower, estuary to near

Gonzales Rd crossing, watersheds 30910

and 30920)

3 R 30917000

Fecal Coliform A 

Source Unknown

Nitrate as Nitrate (NO3) A 

Source Unknown

Nutrients A 

Agriculture

Pesticides A 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

Page 106 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Salinity/TDS/Chlorides A 

AgricultureNatural Sources

Nonpoint Source

Toxaphene A 

Source Unknown

Salinas River (middle, near Gonzales Rd

crossing to confluence with Nacimiento

River)

3 R 30917000

Pesticides 

Area affected is the lower 20 miles of the middle Salinas River.

A 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

Salinity/TDS/Chlorides 

Area affected is the lower 20 miles of the middle Salinas River.

A 

AgricultureNatural Sources

Nonpoint Source

Salinas River (upper, confluence of

Nacimiento River to Santa Margarita

Reservoir)

3 R 30981112

Chloride A 

AgriculturePasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Sodium A 

AgriculturePasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Page 107 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 E Salinas River Lagoon (North) 30911010

Nutrients A 

Nonpoint Source

Pesticides A 

Agriculture

San Antonio Creek (San Antonio

Watershed, Rancho del las Flores Bridge at

Hwy 135 to downstream at Railroad Bridge)

3 R 31300050

Ammonia as Nitrogen A 

Source Unknown

Boron 

This listing was made by USEPA.

A 

Natural Sources

Nitrogen, Nitrite A 

Source Unknown

3 R San Benito River 30530020

Fecal Coliform A 

Source Unknown

Sedimentation/Siltation B 

AgricultureNonpoint SourceResource Extraction

3 R San Bernardo Creek 31022012

Fecal Coliform 

For 2006, fecal coliform was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Source Unknown

Page 108 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R San Diego Creek 31100050

Toxaphene A 

Source Unknown

3 R San Lorenzo Creek 30970023

Boron A 

Source Unknown

Fecal Coliform A 

AgricultureNatural Sources

Pasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

3 R San Lorenzo River 30412022

Nutrients B 

Nonpoint SourceSeptage Disposal

Pathogens A 

Septage Disposal

Urban Runoff/Storm Sewers

Sedimentation/Siltation B 

Construction/Land Development

Land Development

Silviculture

Urban Runoff/Storm Sewers

3 E San Lorenzo River Lagoon 30412053

Pathogens A 

Natural Sources

Urban Runoff/Storm Sewers

Page 109 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R San Luis Obispo Creek 31024011

Nitrate as Nitrate (NO3) A 

Source Unknown

San Luis Obispo Creek (Below W Marsh

Street)

3 R 31024012

Nitrate as Nitrate (NO3) 

For 2006, nitrate as nitrate (NO3) was moved by USEPA from the 303(d) list to this 

completed USEPA approved TMDL.

B 

Source Unknown

Nutrients 

For 2006, nutrients moved by USEPA from the 303(d) list to this being addressed li

approved TMDL.

B 

AgricultureAgriculture-storm runoff

Irrigated Crop Production

Municipal Point Sources

Pathogens B 

Source Unknown

3 R San Luisito Creek 31022011

Fecal Coliform 

For 2006, fecal coliform was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Source Unknown

3 R San Vicente Creek 30411023

Sedimentation/Siltation A 

Silviculture

3 R Santa Maria River 31210030

Ammonia (Unionized) A 

Source Unknown

Chlorpyrifos A 

Source Unknown

Page 110 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT A 

Source Unknown

Dieldrin A 

Source Unknown

Endrin A 

Source Unknown

Fecal Coliform A 

AgricultureNatural Sources

Pasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Nitrate A 

AgriculturePasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

3 R Santa Rita Creek (Monterey County) 30919000

Nitrate as Nitrate (NO3) A 

Source Unknown

Santa Ynez River (below city of Lompoc to

Ocean)

3 R 31410040

Nitrate as Nitrate (NO3) A 

Source Unknown

Salinity/TDS/Chlorides A 

Agriculture

Page 111 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation A 

AgricultureResource Extraction

Urban Runoff/Storm Sewers

Santa Ynez River (Cachuma Lake to below

city of Lompoc)

3 R 31440050

Salinity/TDS/Chlorides A 

Agriculture

Sedimentation/Siltation A 

AgricultureResource Extraction

Urban Runoff/Storm Sewers

3 L Schwan Lake 30412053

Nutrients A 

Nonpoint Source

Pathogens A 

Natural Sources

Urban Runoff/Storm Sewers

3 R Shingle Mill Creek 30412022

Nutrients B 

Septage Disposal

Sedimentation/Siltation B 

Construction/Land Development

Nonpoint Source

3 R Shuman Canyon Creek 31300041

Sedimentation/Siltation A 

Source Unknown

Page 112 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 S Soda Lake 31100050

Ammonia (Unionized) A 

Source Unknown

3 E Soquel Lagoon 30413014

Nutrients A 

Nonpoint SourceSeptage Disposal

Pathogens A 

Natural Sources

Nonpoint SourceUrban Runoff/Storm Sewers

Sedimentation/Siltation A 

Construction/Land Development

3 R Tembladero Slough 30911010

Ammonia (Unionized) A 

Source Unknown

Fecal Coliform A 

AgricultureNatural Sources

Pasture Grazing-Riparian and/or Upland

Urban Runoff/Storm Sewers

Nutrients A 

Agricultural Return Flows

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

Page 113 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pesticides A 

Agricultural Return Flows

AgricultureAgriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

3 R Tequisquita Slough 30530020

Fecal Coliform A 

AgricultureNatural Sources

Nonpoint Source

3 R Valencia Creek 30413023

Pathogens A 

AgricultureSeptage Disposal

Sedimentation/Siltation A 

AgricultureConstruction/Land Development

3 R Walters Creek 31022011

Fecal Coliform 

For 2006, fecal coliform was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Source Unknown

3 R Warden Creek 31023010

Fecal Coliform B 

Source Unknown

Low Dissolved Oxygen A 

Source Unknown

Page 114 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

3 R Watsonville Slough 30510030

Pathogens 

For 2006, pathogens was moved by USEPA from the being addressed list back to th

USEPA approval of a TMDL.

A 

Nonpoint Source

Source Unknown

Urban Runoff/Storm Sewers

Pesticides A 

AgricultureAgriculture-irrigation tailwater

Agriculture-storm runoff

Irrigated Crop Production

Nonpoint Source

3 R Zayante Creek 30412040

Sedimentation/Siltation A 

AgricultureDisturbed Sites (Land Develop.)Erosion/SiltationNonpoint SourceRoad Construction

Silviculture

4 C Abalone Cove Beach 40511000

DDT (sediment) A 

Nonpoint Source

Indicator bacteria B 

Source Unknown

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

Page 115 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 B Alamitos Bay 40512000

Indicator bacteria 

This listing was made by USEPA for 2006. The listing includes the area of Alamito

Bayshore, 2nd St. Bridge and Bayshore, 56th Place - bayside.

A 

Source Unknown

4 R Aliso Canyon Wash 40521000

Copper A 

Source Unknown

Fecal Coliform A 

Source Unknown

Selenium B 

Nonpoint Source

4 C Amarillo Beach 40431000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

Arroyo Seco Reach 1 (LA River to West

Holly Ave.)

4 R 40515010

Coliform Bacteria A 

Nonpoint Source

Trash A 

Nonpoint Source

Arroyo Seco Reach 2 (Figueroa St. to

Riverside Dr.)

4 R 40515010

Coliform Bacteria A 

Nonpoint Source

Page 116 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trash A 

Nonpoint Source

4 C Avalon Beach 40511000

Indicator bacteria 

Area affected is between Pier and BB restaurant (2/3), between Pier and BB restau

Pier (1/3). and between BB restaurant and the Tuna Club.

A 

Nonpoint/Point Source

4 R Ballona Creek 40513000

Cadmium (sediment) A 

Nonpoint/Point Source

Coliform Bacteria 

For 2006, coliform bacteria was moved by USEPA from the 303(d) list to this being 

completed USEPA approved TMDL.

B 

Nonpoint/Point Source

Copper, Dissolved B 

Nonpoint Source

Cyanide A 

Source Unknown

Lead 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Selenium 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Shellfish Harvesting Advisory B 

Nonpoint/Point Source

Silver (sediment) A 

Nonpoint Source

Page 117 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxicity B 

Nonpoint/Point Source

Trash B 

Source Unknown

Viruses (enteric) 

For 2006, viruses (enteric) was moved by USEPA from the 303(d) list to this being 

USEPA approved TMDL.

B 

Nonpoint/Point Source

Zinc 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

4 R Ballona Creek Estuary 40513000

Cadmium 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chlordane (tissue & sediment) B 

Nonpoint/Point Source

Coliform Bacteria 

For 2006, coliform bacteria was moved by USEPA from the 303(d) list to this being 

completed USEPA approved TMDL.

B 

Nonpoint/Point Source

Copper B 

Source Unknown

DDT (sediment) B 

Nonpoint/Point Source

Lead (sediment) B 

Nonpoint/Point Source

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) B 

Nonpoint/Point Source

Page 118 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) (tissue & sediment) B 

Nonpoint/Point Source

Sediment Toxicity B 

Nonpoint/Point Source

Shellfish Harvesting Advisory A 

Nonpoint/Point Source

Silver 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Zinc (sediment) B 

Nonpoint/Point Source

4 T Ballona Creek Wetlands 40517000

Exotic Vegetation A 

Nonpoint Source

Habitat alterations A 

Nonpoint Source

Hydromodification A 

Nonpoint Source

Reduced Tidal Flushing A 

Nonpoint Source

Trash B 

Nonpoint Source

4 R Bell Creek 40521000

Coliform Bacteria A 

Nonpoint/Point Source

Page 119 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 C Big Rock Beach 40431000

Coliform Bacteria B 

Nonpoint Source

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Bluff Cove Beach 40511000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 R Brown Barranca/Long Canyon 40321000

Nitrate and Nitrite A 

Nonpoint Source

4 R Burbank Western Channel 40521000

Ammonia 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Copper B 

Source Unknown

Cyanide A 

Source Unknown

Page 120 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Trash A 

Nonpoint/Point Source

4 C Cabrillo Beach (Outer) 40512000

DDT 

Fish consumption advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish consumption advisory for PCBs.

A 

Nonpoint Source

Calleguas Creek Reach 1 (was Mugu

Lagoon on 1998 303(d) list)

4 E 40311000

Chlordane (tissue) B 

Nonpoint Source

Copper 

For 2006, copper was moved by USEPA from the 303(d) list to this being addressed 

approved TMDL.

B 

Nonpoint/Point Source

DDT (tissue & sediment) B 

Nonpoint Source

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Page 121 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury 

For 2006, mercury was moved by USEPA from the 303(d) list to this being address

approved TMDL.

B 

Nonpoint/Point Source

Nickel 

For 2006, nickel was moved by USEPA from the 303(d) list to this being addressed 

approved TMDL.

B 

Nonpoint/Point Source

Nitrogen B 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) (tissue) B 

Nonpoint/Point Source

Sediment Toxicity B 

Nonpoint/Point Source

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the 303(d) list to this 

completed USEPA approved TMDL.

B 

AgricultureNatural Sources

Toxaphene 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Zinc 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Calleguas Creek Reach 2 (estuary to

Potrero Rd- was Calleguas Creek Reaches 1

and 2 on 1998 303d list)

4 R 40312000

Ammonia B 

Nonpoint/Point Source

Page 122 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

ChemA (tissue) 

Historical use of pesticides and lubricants. For 2006, ChemA (tissue) was moved b

list back to the 303(d) list pending completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Chlordane (tissue) B 

Nonpoint Source

Copper, Dissolved 

For 2006, copper, dissolved was moved by USEPA from the 303(d) list to this being 

completed USEPA approved TMDL.

B 

Nonpoint Source

DDT B 

Nonpoint Source

DDT (tissue & sediment) B 

Nonpoint Source

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Fecal Coliform 

Area affected is at the mouth of the creek.

A 

Nonpoint/Point Source

Nitrogen B 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) (tissue) B 

Nonpoint/Point Source

Sediment Toxicity B 

Nonpoint/Point Source

Page 123 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Toxaphene (tissue & sediment) B 

Nonpoint Source

Calleguas Creek Reach 3 (Potrero Road

upstream to confluence with Conejo Creek

on 1998 303d list)

4 R 40312000

Ammonia 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chlordane 

For 2006, chlordane was moved by USEPA from the 303(d) list to this being addres

USEPA approved TMDL.

B 

Source Unknown

Chloride A 

Nonpoint/Point Source

DDT B 

Source Unknown

Dieldrin B 

Source Unknown

Nitrate and Nitrite B 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Page 124 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene B 

Source Unknown

Calleguas Creek Reach 4 (was Revolon

Slough Main Branch: Mugu Lagoon to

Central Avenue on 1998 303d list)

4 R 40311000

Boron 

This listing was made by USEPA.

A 

Nonpoint Source

ChemA (tissue) 

Historical use of pesticides and lubricants. For 2006, ChemA (tissue) was moved b

list back to the 303(d) list pending completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Chlordane (tissue & sediment) B 

Nonpoint Source

Chlorpyrifos (tissue) B 

Nonpoint Source

DDT (tissue & sediment) B 

Nonpoint Source

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin (tissue) B 

Nonpoint Source

Page 125 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Endosulfan (tissue & sediment) 

For 2006, endosulfan (tissue & sediment) was moved by USEPA from the being add

pending completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Fecal Coliform A 

Nonpoint/Point Source

Nitrate as Nitrate (NO3) B 

Nonpoint/Point Source

Nitrogen 

The USEPA approved Calleguas Creek Nitrogen and Related Effects TMDL also a

water quality limited segment.

B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) B 

Nonpoint Source

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Selenium 

For 2006, selenium was moved by USEPA from the 303(d) list to this being address

approved TMDL.

B 

Nonpoint Source

Sulfates 

This listing was made by USEPA.

A 

Nonpoint Source

Total Dissolved Solids 

This listing was made by USEPA.

A 

Nonpoint Source

Toxaphene (tissue & sediment) B 

Nonpoint Source

Page 126 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxicity B 

Nonpoint Source

Trash A 

Nonpoint Source

Calleguas Creek Reach 5 (was Beardsley

Channel on 1998 303d list)

4 R 40311000

ChemA (tissue) 

For 2006, ChemA was moved by USEPA from the being addressed list back to the 3

USEPA approval of a TMDL.

A 

Nonpoint Source

Chlordane (tissue & sediment) B 

Nonpoint Source

Chlorpyrifos (tissue) B 

Nonpoint Source

Dacthal (sediment) 

For 2006, dacthal (sediment) was moved by USEPA from the being addressed list bcompletion and USEPA approval of a TMDL.

A 

Nonpoint Source

DDT (tissue & sediment) B 

Nonpoint Source

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin (tissue) B 

Nonpoint Source

Endosulfan (tissue & sediment) 

For 2006, endosulfan (tissue & sediment) was moved by USEPA from the being add

pending completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Page 127 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nitrogen 

The USEPA approved Calleguas Creek Nitrogen and Related Effects TMDL also a

water quality limited segment.

B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) B 

Nonpoint Source

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Toxaphene (tissue & sediment) B 

Nonpoint Source

Toxicity B 

Nonpoint Source

Trash A 

Nonpoint Source

Calleguas Creek Reach 6 ( was Arroyo Las

Posas Reaches 1 and 2 on 1998 303d list)

4 R 40362000

Ammonia B 

Nonpoint/Point Source

Chlordane 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride A 

Nonpoint/Point Source

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Page 128 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT (sediment) B 

Nonpoint Source

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Fecal Coliform A 

Nonpoint/Point Source

Nitrate and Nitrite B 

Nonpoint/Point Source

Nitrate as Nitrate (NO3) B 

Nonpoint/Point Source

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Toxicity 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Page 129 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Calleguas Creek Reach 7 (was Arroyo

Simi Reaches 1 and 2 on 1998 303d list)

4 R 40367000

Ammonia B 

Nonpoint/Point Source

Boron A 

Nonpoint Source

Chloride A 

Nonpoint Source

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Fecal Coliform A 

Nonpoint Source

Organophosphorus Pesticides B 

AgricultureMunicipal Point Sources

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Sulfates A 

Nonpoint Source

Total Dissolved Solids A 

Nonpoint Source

Page 130 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxicity 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Calleguas Creek Reach 8 (was Tapo

Canyon Reach 1)

4 R 40366000

Boron A 

Nonpoint/Point Source

Chlordane 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride A 

Nonpoint/Point Source

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

DDT 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Sulfates A 

Nonpoint/Point Source

Page 131 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Calleguas Creek Reach 9A (was lower part

of Conejo Creek Reach 1 on 1998 303d list)

4 R 40312000

ChemA (tissue) 

For 2006, ChemA (tissue) was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Nonpoint Source

Chlordane (tissue) 

Historical use of pesticides and lubricants.

B 

Nonpoint Source

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

DDT (tissue) B 

Nonpoint Source

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin (tissue) 

Historical use of pesticides and lubricants.

B 

Nonpoint Source

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Fecal Coliform A 

Nonpoint/Point Source

Page 132 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lindane/Hexachlorocyclohexane/HCH (tissue) 

Historical use of pesticides and lubricants. For 2006, lindane/hexachlorocyclohexa

USEPA from the being addressed list back to the 303(d) list pending completion an

A 

Nonpoint Source

Nitrate as Nitrate (NO3) B 

Nonpoint/Point Source

Nitrogen, Nitrate 

The USEPA approved Calleguas Creek Nitrogen and Related Effects TMDL also a

water quality limited segment.

B 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) (tissue) 

Historical use of pesticides and lubricants.

B 

Nonpoint Source

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene (tissue & sediment) B 

Nonpoint Source

Toxicity 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Calleguas Creek Reach 9B (was part of

Conejo Creek Reaches 1 and 2 on 1998

303d list)

4 R 40363000

Ammonia 

The USEPA approved Calleguas Creek Nitrogen and Related Effects TMDL also a

water quality limited segment.

B 

Nonpoint/Point Source

ChemA (tissue) 

For 2006, ChemA (tissue) was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Nonpoint Source

Page 133 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Chlordane 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride A 

Nonpoint/Point Source

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

DDT (tissue) B 

Nonpoint Source

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Fecal Coliform A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Page 134 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxaphene (tissue & sediment) B 

Nonpoint Source

Toxicity B 

Nonpoint/Point Source

Calleguas Creek Reach 10 (Conejo Creek

(Hill Canyon)-was part of Conejo Crk

Reaches 2 & 3, and lower Conejo

Crk/Arroyo Conejo N Fk on 1998 303d list)

4 R 40364000

Ammonia B 

Nonpoint/Point Source

ChemA (tissue) 

For 2006, ChemA (tissue) was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Nonpoint Source

Chlordane 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride A 

Nonpoint/Point Source

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

DDT (tissue) B 

Nonpoint Source

Diazinon 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Page 135 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Fecal Coliform A 

Nonpoint Source

Nitrogen, Nitrite B 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sulfates A 

Nonpoint Source

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene (tissue & sediment) B 

Nonpoint Source

Toxicity B 

Nonpoint/Point Source

Calleguas Creek Reach 11 (Arroyo Santa

Rosa, was part of Conejo Creek Reach 3 on

1998 303d list)

4 R 40365000

Ammonia 

The USEPA approved Calleguas Creek Nitrogen and Related Effects TMDL also a

water quality limited segment.

B 

Nonpoint/Point Source

ChemA (tissue) 

For 2006, ChemA (tissue) was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Nonpoint Source

Page 136 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Chlordane 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

DDT (tissue) B 

Nonpoint Source

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Fecal Coliform A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sedimentation/Siltation 

For 2006, sedimentation/siltation was moved by USEPA from the being addressed l

completion and USEPA approval of a TMDL.

A 

AgricultureNatural Sources

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene (tissue & sediment) B 

Nonpoint/Point Source

Toxicity B 

Nonpoint/Point Source

Page 137 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Calleguas Creek Reach 12 (was Conejo

Creek/Arroyo Conejo North Fork on 1998

303d list)

4 R 40364000

Ammonia B 

Nonpoint/Point Source

Chlordane (tissue) B 

Nonpoint Source

DDT (tissue) B 

Nonpoint Source

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Calleguas Creek Reach 13 (Conejo Creek

South Fork, was Conejo Cr Reach 4 and

part of Reach 3 on 1998 303d list)

4 R 40368000

Ammonia 

The USEPA approved Calleguas Creek Nitrogen and Related Effects TMDL also a

water quality limited segment.

B 

Nonpoint/Point Source

Page 138 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

ChemA (tissue) 

For 2006, ChemA (tissue) was moved by USEPA from the being addressed list back 

and USEPA approval of a TMDL.

A 

Nonpoint Source

Chlordane 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride A 

Nonpoint/Point Source

DDT (tissue) B 

Nonpoint Source

Dieldrin 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Endosulfan (tissue) 

For 2006, endosulfan (tissue) was moved by USEPA from the being addressed list b

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Toxaphene (tissue & sediment) B 

Nonpoint Source

Toxicity B 

Nonpoint/Point Source

Page 139 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 R Canada Larga (Ventura River Watershed) 40210010

Fecal Coliform 

Horse stables, land use, cattle, and wildlife may be sources.

A 

Nonpoint Source

Low Dissolved Oxygen A 

Nonpoint Source

4 C Carbon Beach 40416000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Source Unknown

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Castlerock Beach 40513000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 B Channel Islands Harbor 40311000

Lead (sediment) A 

Nonpoint Source

Zinc (sediment) A 

Nonpoint Source

4 C Channel Islands Harbor Beach 40311000

Indicator bacteria A 

Nonpoint/Point Source

Page 140 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 T Colorado Lagoon 40512000

Chlordane (tissue & sediment) A 

Nonpoint Source

DDT (tissue) A 

Nonpoint Source

Dieldrin (tissue) A 

Nonpoint Source

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the north, center, a

A 

Source Unknown

Lead (sediment) A 

Nonpoint Source

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) A 

Nonpoint Source

Sediment Toxicity A 

Nonpoint Source

Zinc (sediment) A 

Nonpoint Source

4 R Compton Creek 40515010

Coliform Bacteria A 

Nonpoint/Point Source

Copper B 

Nonpoint/Point Source

Page 141 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead B 

Nonpoint/Point Source

pH B 

Nonpoint/Point Source

Trash A 

Source Unknown

4 R Coyote Creek 40515010

Ammonia C 

Point Source

Coliform Bacteria A 

Nonpoint/Point Source

Copper, Dissolved A 

Nonpoint Source

Diazinon A 

Source Unknown

Lead 

This listing was made by USEPA for 2006.

A 

Source Unknown

pH A 

Source Unknown

Toxicity 

This listing was made by USEPA for 2002.

A 

Point Source

Zinc 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 142 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 L Crystal Lake 40543000

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

4 C Dan Blocker Memorial (Coral) Beach 40431000

Coliform Bacteria 

(This listing includes the area of the beach at Latigo Beach and Solstice Canyon.)

B 

Nonpoint Source

4 C Dockweiler Beach 40512000

Indicator bacteria B 

Nonpoint Source

Dominguez Channel (lined portion above

Vermont Ave)

4 R 40351000

Ammonia A 

Nonpoint/Point Source

Copper A 

Nonpoint/Point Source

Dieldrin (tissue) A 

Nonpoint/Point Source

Indicator bacteria A 

Nonpoint/Point Source

Lead (tissue) A 

Nonpoint/Point Source

Sediment Toxicity A 

Source Unknown

Zinc (sediment) A 

Nonpoint/Point Source

Page 143 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Dominguez Channel Estuary (unlined

portion below Vermont Ave)

4 E 40512000

Ammonia A 

Nonpoint/Point Source

Benthic Community Effects A 

Nonpoint/Point Source

Benzo(a)pyrene (PAHs) A 

Source Unknown

Benzo[a]anthracene A 

Source Unknown

Chlordane (tissue) A 

Nonpoint/Point Source

Chrysene (C1-C4) A 

Source Unknown

Coliform Bacteria A 

Nonpoint/Point Source

DDT (tissue & sediment) A 

Nonpoint/Point Source

Dieldrin (tissue) A 

Nonpoint/Point Source

Lead (tissue) A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Page 144 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phenanthrene A 

Source Unknown

Pyrene A 

Source Unknown

Zinc (sediment) A 

Nonpoint/Point Source

4 R Dry Canyon Creek 40521000

Fecal Coliform A 

Natural Sources

Urban Runoff/Storm Sewers

Selenium, Total B 

Nonpoint Source

Duck Pond Agricultural Drains/Mugu

Drain/Oxnard Drain No 2

4 R 40311000

ChemA (tissue) B 

Nonpoint Source

Chlordane (tissue) B 

Nonpoint Source

DDT (tissue & sediment) B 

Nonpoint Source

Nitrogen B 

Nonpoint Source

Sediment Toxicity B 

Nonpoint Source

Page 145 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxaphene (tissue) B 

Nonpoint Source

Toxicity B 

Nonpoint Source

4 L Echo Park Lake 40515010

Algae A 

Nonpoint Source

Ammonia A 

Nonpoint Source

Copper A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Lead A 

Nonpoint Source

Odor A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) A 

Nonpoint Source

pH A 

Nonpoint Source

Trash A 

Source Unknown

Page 146 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 L El Dorado Lakes 40515010

Algae A 

Nonpoint Source

Ammonia A 

Nonpoint Source

Copper A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Lead A 

Nonpoint Source

Mercury (tissue) A 

Nonpoint Source

pH A 

Nonpoint Source

4 L Elizabeth Lake 40351000

Eutrophic A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

pH A 

Nonpoint Source

Trash A 

Nonpoint Source

4 C Escondido Beach 40434000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

Page 147 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Flat Rock Point Beach Area 40511000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

Fox Barranca (tributary to Calleguas Creek

Reach 6)

4 R 40362000

Boron A 

Nonpoint Source

Nitrate and Nitrite B 

Nonpoint Source

Sulfates A 

Nonpoint Source

Total Dissolved Solids A 

Nonpoint Source

4 C Hermosa Beach 40512000

Indicator bacteria B 

Nonpoint Source

4 C Hobie Beach (Channel Islands Harbor) 40311000

Indicator bacteria A 

Nonpoint/Point Source

Page 148 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 R Hopper Creek 40341000

Sulfates A 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

4 C Inspiration Point Beach 40511000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisroy for PCBs.

A 

Nonpoint Source

4 C La Costa Beach 40416000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 L Lake Calabasas 40521000

Ammonia A 

Nonpoint Source

DDT (tissue) A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Page 149 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Odor A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

pH A 

Nonpoint Source

4 L Lake Hughes 40351000

Algae A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Fish Kills A 

Nonpoint Source

Odor A 

Nonpoint Source

Trash A 

Nonpoint Source

4 L Lake Lindero 40423000

Algae A 

Nonpoint Source

Chloride A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Odor A 

Nonpoint Source

Selenium A 

Source Unknown

Page 150 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Specific Conductivity A 

Nonpoint Source

Trash A 

Nonpoint Source

4 L Lake Sherwood 40426000

Algae A 

Nonpoint Source

Ammonia A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Mercury (tissue) A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

4 C Las Flores Beach 40415000

Coliform Bacteria B 

Nonpoint Source

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Las Tunas Beach 40412000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Page 151 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 R Las Virgenes Creek 40422010

Coliform Bacteria B 

Nonpoint Source

Nutrients (Algae) A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

Scum/Foam-unnatural A 

Nonpoint Source

Sedimentation/Siltation A 

Source Unknown

Selenium A 

Nonpoint Source

Trash A 

Nonpoint Source

4 L Legg Lake 40531000

Ammonia A 

Nonpoint Source

Copper A 

Nonpoint Source

Page 152 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead A 

Nonpoint Source

Odor A 

Nonpoint Source

pH A 

Nonpoint Source

Trash A 

Nonpoint Source

4 C Leo Carillo Beach (South of County Line) 40444000

Coliform Bacteria B 

Nonpoint Source

4 L Lincoln Park Lake 40515010

Ammonia A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Lead A 

Nonpoint Source

Odor A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

Trash A 

Source Unknown

Page 153 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 R Lindero Creek Reach 1 40423000

Algae A 

Nonpoint Source

Coliform Bacteria B 

Nonpoint Source

Scum/Foam-unnatural A 

Nonpoint Source

Selenium A 

Nonpoint Source

Trash A 

Nonpoint Source

4 R Lindero Creek Reach 2 (Above Lake) 40425000

Algae A 

Nonpoint Source

Coliform Bacteria B 

Nonpoint Source

Scum/Foam-unnatural A 

Nonpoint Source

Selenium A 

Nonpoint Source

Trash A 

Nonpoint Source

Page 154 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 C Long Beach City Beach 40512000

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the beach area at 3

55th, 62nd, and 72nd Streets, Coronado Ave., Granada Ave., Molina Ave., and Pro

A 

Source Unknown

4 C Long Point Beach 40511000

Coliform Bacteria B 

Nonpoint Source

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 B Los Angeles Harbor - Cabrillo Marina 40512000

DDT A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

4 B Los Angeles Harbor - Consolidated Slip 40512000

2-Methylnaphthalene 

This listing was made by USEPA for 2006.

A 

Source Unknown

Benthic Community Effects A 

Nonpoint Source

Benzo(a)pyrene (PAHs) 

This listing was made by USEPA for 2006.

A 

Source Unknown

Benzo[a]anthracene 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 155 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Cadmium (sediment) 

Historical use of pesticides and lubricants, stormwater runoff, aerial deposition, an

A 

Nonpoint Source

Chlordane (tissue & sediment) A 

Nonpoint Source

Chromium (sediment) A 

Nonpoint Source

Chrysene (C1-C4) 

This listing was made by USEPA for 2006.

A 

Source Unknown

Copper (sediment) A 

Nonpoint Source

DDT (tissue & sediment) 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Dieldrin A 

Nonpoint Source

Lead (sediment) A 

Nonpoint Source

Mercury (sediment) 

Historical use of pesticides and lubricants, stormwater runoff, aerial deposition, an

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue & sediment) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

Phenanthrene 

This listing was made by USEPA for 2006.

A 

Source Unknown

Pyrene 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 156 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sediment Toxicity A 

Nonpoint Source

Toxaphene (tissue) A 

Nonpoint Source

Zinc (sediment) 

Historical use of pesticides and lubricants, stormwater runoff, aerial deposition, an

A 

Nonpoint Source

4 B Los Angeles Harbor - Fish Harbor 40518000

Benzo(a)pyrene (PAHs) 

This listing was made by USEPA for 2006.

A 

Source Unknown

Benzo[a]anthracene A 

Source Unknown

Chlordane A 

Source Unknown

Chrysene (C1-C4) A 

Source Unknown

Copper A 

Source Unknown

DDT A 

Nonpoint Source

Dibenz[a,h]anthracene A 

Source Unknown

Lead A 

Source Unknown

Page 157 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury A 

Source Unknown

PAHs (Polycyclic Aromatic Hydrocarbons) A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) A 

Nonpoint Source

Phenanthrene A 

Source Unknown

Pyrene A 

Source Unknown

Sediment Toxicity A 

Source Unknown

Zinc A 

Source Unknown

Los Angeles Harbor - Inner Cabrillo Beach

Area

4 B 40512000

Copper A 

Source Unknown

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Source Unknown

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

Page 158 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Los Angeles River Estuary (Queensway

Bay)

4 E 40512000

Chlordane (sediment) 

Historical use of pesticides and lubricants.

A 

Nonpoint Source

DDT (sediment) 

Historical use of pesticides and lubricants.

A 

Nonpoint Source

Lead (sediment) 

Historical use of pesticides and lubricants.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (sediment) 

Historical use of pesticides and lubricants.

A 

Nonpoint Source

Sediment Toxicity A 

Source Unknown

Trash A 

Source Unknown

Zinc (sediment) 

Historical use of pesticides and lubricants.

A 

Nonpoint Source

Los Angeles River Reach 1 (Estuary to

Carson Street)

4 R 40512000

Ammonia B 

Nonpoint/Point Source

Cadmium 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Coliform Bacteria A 

Nonpoint/Point Source

Page 159 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Copper, Dissolved B 

Nonpoint/Point Source

Cyanide A 

Source Unknown

Diazinon A 

Source Unknown

Lead B 

Nonpoint/Point Source

Nutrients (Algae) B 

Nonpoint/Point Source

pH B 

Nonpoint/Point Source

Trash A 

Nonpoint/Point Source

Zinc, Dissolved B 

Nonpoint/Point Source

Los Angeles River Reach 2 (Carson to

Figueroa Street)

4 R 40515010

Ammonia B 

Nonpoint/Point Source

Coliform Bacteria A 

Nonpoint/Point Source

Copper 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Page 160 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead B 

Nonpoint/Point Source

Nutrients (Algae) B 

Nonpoint/Point Source

Oil A 

Nonpoint Source

Trash A 

Nonpoint/Point Source

Los Angeles River Reach 3 (Figueroa St. to

Riverside Dr.)

4 R 40521000

Ammonia B 

Nonpoint/Point Source

Copper 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Lead 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Nutrients (Algae) B 

Nonpoint/Point Source

Trash A 

Source Unknown

Los Angeles River Reach 4 (Sepulveda Dr.

to Sepulveda Dam)

4 R 40521000

Ammonia B 

Nonpoint/Point Source

Page 161 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Coliform Bacteria A 

Nonpoint/Point Source

Copper 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Lead B 

Nonpoint/Point Source

Nutrients (Algae) B 

Nonpoint/Point Source

Trash A 

Source Unknown

Los Angeles River Reach 5 ( within

Sepulveda Basin)

4 R 40521000

Ammonia B 

Nonpoint/Point Source

Copper 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Lead 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Nutrients (Algae) B 

Nonpoint/Point Source

Oil A 

Nonpoint/Point Source

Trash A 

Nonpoint/Point Source

Page 162 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Los Angeles River Reach 6 (Above

Sepulveda Flood Control Basin)

4 R 40521000

1,1-Dichloroethane (1,1-DCE)/Vinylidene chloride A 

Nonpoint Source

Coliform Bacteria A 

Nonpoint Source

Selenium 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Tetrachloroethylene/PCE A 

Nonpoint Source

Trichloroethylene/TCE A 

Nonpoint Source

4 B Los Angeles/Long Beach Inner Harbor 40518000

Beach Closures A 

Nonpoint/Point Source

Benthic Community Effects A 

Nonpoint Source

Copper 

This listing was made by USEPA for 2006.

A 

Source Unknown

DDT A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

Page 163 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Zinc 

This listing was made by USEPA for 2006.

A 

Source Unknown

Los Angeles/Long Beach Outer Harbor

(inside breakwater)

4 B 40512000

DDT A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) A 

Nonpoint Source

Sediment Toxicity 

This listing was made by USEPA for 2006.

A 

Source Unknown

4 T Los Cerritos Channel 40515010

Ammonia A 

Nonpoint Source

Bis(2ethylhexyl)phthalate/DEHP A 

Source Unknown

Chlordane (sediment) A 

Source Unknown

Coliform Bacteria A 

Nonpoint Source

Copper A 

Nonpoint Source

Lead A 

Nonpoint Source

Page 164 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trash A 

Source Unknown

Zinc A 

Nonpoint Source

4 C Lunada Bay Beach 40511000

Indicator bacteria B 

Nonpoint Source

4 L Machado Lake (Harbor Park Lake) 40512000

Algae A 

Nonpoint Source

Ammonia A 

Nonpoint Source

ChemA (tissue) 

Historical use of pesticides and lubricants.

A 

Nonpoint Source

Chlordane (tissue) 

Fish Consumption Advisory.

A 

Nonpoint Source

DDT (tissue) 

Fish Consumption Advisory.

A 

Nonpoint Source

Dieldrin (tissue) A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Odor A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) A 

Nonpoint Source

Page 165 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trash A 

Nonpoint Source

4 C Malaga Cove Beach 40511000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 L Malibou Lake 40424000

Algae A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

4 C Malibu Beach 40421000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

4 R Malibu Creek 40421000

Coliform Bacteria B 

Nonpoint/Point Source

Fish Barriers (Fish Passage) A 

Dam Construction

Page 166 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nutrients (Algae) A 

Nonpoint/Point Source

Scum/Foam-unnatural A 

Nonpoint/Point Source

Sedimentation/Siltation A 

Source Unknown

Selenium A 

Source Unknown

Sulfates A 

Source Unknown

Trash A 

Nonpoint Source

4 E Malibu Lagoon 40421000

Benthic Community Effects A 

Nonpoint/Point Source

Coliform Bacteria B 

Nonpoint/Point Source

Eutrophic A 

Nonpoint/Point Source

pH 

Possible sources might be septic systems, storm drains, and birds.

A 

Source Unknown

Shellfish Harvesting Advisory A 

Nonpoint/Point Source

Page 167 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Swimming Restrictions A 

Nonpoint/Point Source

Viruses (enteric) A 

Nonpoint/Point Source

4 C Malibu Lagoon Beach (Surfrider) 40421000

Coliform Bacteria B 

Nonpoint Source

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Manhattan Beach 40512000

Indicator bacteria B 

Nonpoint Source

4 B Marina del Rey Harbor - Back Basins 40517000

Chlordane (tissue & sediment) B 

Nonpoint Source

Copper (sediment) B 

Nonpoint Source

DDT (tissue) 

For 2006, DDT (tissue) was moved by USEPA from the being addressed list back to 

and USEPA approval of a TMDL.

A 

Nonpoint Source

Dieldrin (tissue) 

For 2006, dieldrin (tissue) was moved by USEPA from the being addressed list bac

completion and USEPA approval of a TMDL.

A 

Nonpoint Source

Page 168 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Fish Consumption Advisory B 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

Lead (sediment) B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue & sediment) 

Historical use of pesticides, storm water runoff/aerial deposition from urban areas. 

PCBs in tissue.

B 

Nonpoint Source

Sediment Toxicity B 

Nonpoint Source

Zinc (sediment) B 

Nonpoint Source

4 C Marina del Rey Harbor Beach 40517000

Indicator bacteria B 

Nonpoint Source

Matilija Creek Reach 1 (Jct. With N. Fork

to Reservoir)

4 R 40220012

Fish Barriers (Fish Passage) A 

Dam Construction

4 R Matilija Creek Reach 2 (Above Reservoir) 40220010

Fish Barriers (Fish Passage) A 

Dam Construction

4 L Matilija Reservoir 40220012

Fish Barriers (Fish Passage) A 

Dam Construction

Page 169 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 R McCoy Canyon Creek 40521000

Fecal Coliform A 

Nonpoint Source

Nitrate A 

Nonpoint Source

Nitrogen, Nitrate A 

Natural Sources

Urban Runoff/Storm Sewers

Selenium, Total B 

Natural SourcesUrban Runoff/Storm Sewers

4 C McGrath Beach 40311000

Coliform Bacteria B 

Nonpoint Source

4 L McGrath Lake 40311000

Chlordane (sediment) A 

Nonpoint Source

DDT (sediment) A 

Nonpoint Source

Dieldrin (sediment) 

Historical use of pesticides and lubricants, storm water runoff/aerial deposition fro

A 

Nonpoint Source

Fecal Coliform A 

AgricultureLandfills

Natural Sources

PCBs (Polychlorinated biphenyls) (sediment) 

Historical use of pesticides and lubricants, storm water runoff/aerial deposition fro

A 

Nonpoint Source

Page 170 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sediment Toxicity A 

Nonpoint Source

Medea Creek Reach 1 (Lake to Confl. withLindero)

4 R 40424000

Algae A 

Nonpoint Source

Coliform Bacteria B 

Nonpoint Source

Sedimentation/Siltation A 

Source Unknown

Selenium A 

Nonpoint Source

Trash A 

Nonpoint Source

Medea Creek Reach 2 (Abv Confl. with

Lindero)

4 R 40423000

Algae A 

Nonpoint Source

Coliform Bacteria B 

Nonpoint Source

Sedimentation/Siltation A 

Source Unknown

Selenium A 

Nonpoint Source

Page 171 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trash A 

Nonpoint Source

Mint Canyon Creek Reach 1 (Confl to

Rowler Cyn)

4 R 40351000

Nitrate and Nitrite A 

Nonpoint Source

4 R Monrovia Canyon Creek 40531000

Lead B 

Nonpoint Source

4 L Munz Lake 40351000

Eutrophic A 

Nonpoint Source

Trash A 

Nonpoint Source

4 C Nicholas Canyon Beach 40444000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Ormond Beach 40311000

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the area of Ormon

Arnold Rd.

A 

Source Unknown

Page 172 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 R Palo Comado Creek 40423000

Coliform Bacteria B 

Nonpoint Source

4 C Palo Verde Shoreline Park Beach 40511000

Pathogens B 

Nonpoint Source

Pesticides A 

Source Unknown

4 C Paradise Cove Beach 40435000

DDT 

Fish consumption advisory for DDT.

A 

Nonpoint Source

Fecal Coliform B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish consumption advisory for PCBs.

A 

Nonpoint Source

4 L Peck Road Park Lake 40531000

Chlordane (tissue) A 

Nonpoint Source

DDT (tissue) A 

Nonpoint Source

Lead A 

Nonpoint Source

Odor A 

Nonpoint Source

Page 173 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

Trash A 

Nonpoint Source

4 C Peninsula Beach 40311000

Indicator bacteria 

Area affected is beach area north of South Jetty.

A 

Nonpoint/Point Source

Piru Creek (from gaging station below

Santa Felicia Dam to headwaters)

4 R 40342000

Chloride A 

Source Unknown

pH A 

Conservation Discharge Releases

Nonpoint Source

4 C Point Dume Beach 40435000

DDT 

Fish consumption advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish consumtiion advisory for PCBs.

A 

Nonpoint Source

4 C Point Fermin Park Beach 40512000

DDT 

Fish consumption advisory for DDT.

A 

Nonpoint Source

Page 174 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) 

Fish consumption advisory for PCBs.

A 

Nonpoint Source

Total Coliform B 

Nonpoint Source

4 C Point Vicente Beach 40511000

Indicator bacteria B 

Nonpoint Source

Pole Creek (trib to Santa Clara River Reach

3 )

4 R 40331000

Sulfates A 

Nonpoint Source

Total Dissolved Solids A 

Nonpoint Source

4 B Port Hueneme Harbor (Back Basins) 40311000

DDT (tissue) A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) A 

Nonpoint Source

4 C Port Hueneme Pier 40311000

PCBs (Polychlorinated biphenyls) A 

Source Unknown

4 C Portuguese Bend Beach 40511000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

Page 175 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCB.

A 

Nonpoint Source

4 C Promenade Park Beach 40210000

Indicator bacteria 

Area affected is at Oak Street , Redwood Apartments, and south of drain at Californ

B 

Nonpoint/Point Source

4 L Puddingstone Reservoir 40552000

Chlordane (tissue) A 

Nonpoint Source

DDT (tissue) A 

Nonpoint Source

Mercury (tissue) A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) A 

Nonpoint Source

4 C Puerco Beach 40431000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Redondo Beach 40512000

Coliform Bacteria B 

Nonpoint Source

Page 176 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Resort Point Beach 40511000

Indicator bacteria B 

Nonpoint Source

4 C Rincon Beach 40100010

Indicator bacteria 

Area affected is 50 and 150 yards south of mouth of Rincon Creek, and at the end o

A 

Nonpoint/Point Source

4 R Rio De Santa Clara/Oxnard Drain No. 3 40311000

ChemA (tissue) A 

Nonpoint Source

Chlordane (tissue) A 

Nonpoint Source

DDT (tissue) A 

Nonpoint Source

Nitrogen A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) (tissue) A 

Nonpoint Source

Sediment Toxicity A 

Nonpoint Source

Toxaphene (tissue) A 

Nonpoint Source

Page 177 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Rio Hondo Reach 1 (Confl. LA River to Snt

Ana Fwy)

4 R 40515010

Coliform Bacteria A 

Nonpoint/Point Source

Copper B 

Nonpoint/Point Source

Lead B 

Nonpoint/Point Source

pH B 

Nonpoint/Point Source

Trash A 

Nonpoint/Point Source

Zinc B 

Nonpoint/Point Source

4 R Rio Hondo Reach 2 (At Spreading Grounds) 40515010

Ammonia 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Coliform Bacteria A 

Nonpoint/Point Source

4 C Robert H. Meyer Memorial Beach 40441000

Beach Closures A 

Nonpoint Source

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Page 178 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Royal Palms Beach 40511000

DDT 

Fish consumption advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish consumption advisory for PCBs.

A 

Nonpoint Source

San Antonio Creek (Tributary to Ventura

River Reach 4)

4 R 40220023

Nitrogen A 

Nonpoint Source

4 C San Buenaventura Beach 40210000

Indicator bacteria 

This listing was made by USEPA for 2006. This listing includes the area of San Bu

Jon Rd, Dover Lane, and Weymouth drains.

A 

Source Unknown

4 R San Gabriel River Estuary 40516000

Copper 

This listing was made by USEPA for 2006.

A 

Source Unknown

San Gabriel River Reach 1 (Estuary to

Firestone)

4 R 40515010

Coliform Bacteria A 

Nonpoint/Point Source

pH A 

Source Unknown

Page 179 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

San Gabriel River Reach 2 (Firestone to

Whittier Narrows Dam

4 R 40515010

Coliform Bacteria A 

Nonpoint/Point Source

Lead A 

Nonpoint/Point Source

4 R San Gabriel River, East Fork 40543000

Trash B 

Nonpoint Source

San Jose Creek Reach 1 (SG Confluence to

Temple St.)

4 R 40531000

Ammonia C 

Nonpoint/Point Source

Coliform Bacteria A 

Nonpoint/Point Source

Selenium 

This listing was made by USEPA for 2006.

A 

Source Unknown

Toxicity 

This listing was made by USEPA for 2006.

A 

Source Unknown

San Jose Creek Reach 2 (Temple to I-10 at

White Ave.)

4 R 40531000

Coliform Bacteria A 

Nonpoint/Point Source

4 B San Pedro Bay Near/Off Shore Zones 40512000

Chlordane A 

Source Unknown

Page 180 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Chromium (sediment) A 

Nonpoint/Point Source

Copper (sediment) A 

Nonpoint/Point Source

DDT (tissue & sediment) 

Fish Consumption Advisory for DDT.

A 

Nonpoint/Point Source

PAHs (Polycyclic Aromatic Hydrocarbons) (sediment) A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) 

Fish consumption advisory for PCBs.

A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

Zinc (sediment) A 

Nonpoint/Point Source

4 E Santa Clara River Estuary 40311000

ChemA A 

Source Unknown

Coliform Bacteria A 

Nonpoint Source

Toxaphene A 

Nonpoint Source

Santa Clara River Reach 1 (Estuary to

Hwy 101 Bridge)

4 R 40311000

Toxicity A 

Source Unknown

Page 181 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Santa Clara River Reach 3 (Freeman

Diversion to A Street)

4 R 40331000

Ammonia B 

Nonpoint/Point Source

Chloride B 

Nonpoint/Point Source

Total Dissolved Solids A 

Nonpoint/Point Source

Santa Clara River Reach 5 (Blue Cut

gaging station to West Pier Hwy 99 Bridge)

(was named Santa Clara River Reach 7 on

2002 303(d) list)

4 R 40351000

Ammonia 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride 

Chloride was relisted by USEPA in 2002.

B 

Nonpoint/Point Source

Coliform Bacteria A 

Nonpoint/Point Source

Nitrate and Nitrite 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Santa Clara River Reach 6 (W Pier Hwy 99

to Bouquet Cyn Rd) (was named Santa

Clara River Reach 8 on 2002 303(d) list)

4 R 40351000

Ammonia 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Chloride 

Chloride was relisted by USEPA in 2002.

B 

Nonpoint/Point Source

Page 182 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Chlorpyrifos A 

Source Unknown

Coliform Bacteria A 

Nonpoint/Point Source

Diazinon A 

Source Unknown

Toxicity A 

Source Unknown

Santa Clara River Reach 7 ( Bouquet

Canyon Rd to above Lang Gaging Station)

(was named Santa Clara River Reach 9 on

2002 303(d) list)

4 R 40351000

Coliform Bacteria A 

Nonpoint/Point Source

Santa Clara River Reach 11 (Piru Creek,

from confluence with Santa Clara River

Reach 4 to gaging station below Santa

Felicia Dam)

4 R 40341000

Boron A 

Source Unknown

Sulfates A 

Source Unknown

4 L Santa Fe Dam Park Lake 40531000

Copper A 

Nonpoint Source

Lead A 

Nonpoint Source

pH A 

Nonpoint Source

Page 183 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 B Santa Monica Bay Offshore/Nearshore 40513000

DDT (tissue & sediment) 

Centered on Palos Verdes Shelf.

A 

Nonpoint/Point Source

Debris A 

Nonpoint/Point Source

Fish Consumption Advisory A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) (tissue & sediment) A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

4 C Santa Monica Beach 40513000

Indicator bacteria B 

Nonpoint Source

4 R Santa Monica Canyon 40513000

Indicator bacteria B 

Nonpoint Source

Lead A 

Nonpoint Source

4 R Sawpit Creek 40531000

Bis(2ethylhexyl)phthalate/DEHP A 

Source Unknown

Fecal Coliform A 

Source Unknown

Page 184 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 C Sea Level Beach 40441000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 R Sepulveda Canyon 405.13

Ammonia A 

Nonpoint Source

Copper 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Indicator bacteria 

For 2006, indicator bacteria was moved by USEPA from the 303(d) list to this bein

completed USEPA approved TMDL.

B 

Nonpoint Source

Lead 

For 2006, lead was moved by USEPA from the 303(d) list to this being addressed li

approved TMDL.

B 

Nonpoint Source

Selenium 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Zinc 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Sespe Creek (from 500 ft below confluence

with Little Sespe Cr to headwaters)

4 R 40332020

Chloride A 

Nonpoint Source

Page 185 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

pH A 

Nonpoint Source

4 R Stokes Creek 40422020

Coliform Bacteria B 

Nonpoint Source

4 C Surfers Point at Seaside 40210000

Indicator bacteria 

Area affected is the end of the access path via a wooden gate.

B 

Nonpoint/Point Source

4 C Topanga Beach 40413000

Coliform Bacteria B 

Nonpoint Source

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 R Topanga Canyon Creek 40411000

Lead A 

Nonpoint Source

4 C Torrance Beach 40512000

Coliform Bacteria B 

Nonpoint Source

4 R Torrance Carson Channel 40512000

Coliform Bacteria A 

Nonpoint Source

Copper A 

Nonpoint Source

Page 186 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead A 

Nonpoint Source

4 R Torrey Canyon Creek 40341000

Nitrate and Nitrite B 

Nonpoint Source

4 C Trancas Beach (Broad Beach) 40437000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Fecal Coliform B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 R Triunfo Canyon Creek Reach 1 40424000

Lead A 

Nonpoint Source

Mercury A 

Nonpoint Source

Sedimentation/Siltation A 

Source Unknown

4 R Triunfo Canyon Creek Reach 2 40424000

Lead A 

Nonpoint Source

Mercury A 

Nonpoint Source

Sedimentation/Siltation A 

Source Unknown

Page 187 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 R Tujunga Wash (LA River to Hansen Dam) 40521000

Ammonia B 

Nonpoint Source

Coliform Bacteria A 

Nonpoint Source

Copper B 

Nonpoint Source

Trash A 

Nonpoint Source

4 C Venice Beach 40513000

Indicator bacteria B 

Nonpoint Source

4 B Ventura Harbor: Ventura Keys 40311000

Coliform Bacteria A 

Nonpoint Source

4 C Ventura Marina Jetties 40311000

DDT A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

4 R Ventura River Estuary 40210011

Algae A 

Nonpoint/Point Source

Eutrophic A 

Nonpoint/Point Source

Page 188 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Total Coliform 

Stables and horse property may be the sources.

A 

Nonpoint Source

Trash A 

Nonpoint/Point Source

Ventura River Reach 1 and 2 (Estuary to

Weldon Canyon)

4 R 40210011

Algae A 

Nonpoint/Point Source

Ventura River Reach 3 (Weldon Canyon to

Confl. w/ Coyote Cr)

4 R 40210011

Pumping A 

Nonpoint Source

Water Diversion A 

Nonpoint Source

Ventura River Reach 4 (Coyote Creek to

Camino Cielo Rd)

4 R 40220021

Pumping A 

Nonpoint Source

Water Diversion A 

Nonpoint Source

Verdugo Wash Reach 1 (LA River to

Verdugo Rd.)

4 R 40521000

Coliform Bacteria A 

Nonpoint Source

Trash A 

Nonpoint Source

Verdugo Wash Reach 2 (Above Verdugo

Road)

4 R 40524000

Coliform Bacteria A 

Nonpoint Source

Page 189 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trash A 

Nonpoint Source

Walnut Creek Wash (Drains from

Puddingstone Res)

4 R 40531000

pH A 

Nonpoint/Point Source

Toxicity 

USEPA deferred action on this listing until 2008.

A 

Nonpoint/Point Source

4 L Westlake Lake 40425000

Algae A 

Nonpoint Source

Ammonia A 

Nonpoint Source

Eutrophic A 

Nonpoint Source

Lead A 

Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen A 

Nonpoint Source

4 R Wheeler Canyon/Todd Barranca 40321000

Nitrate and Nitrite B 

Nonpoint Source

Sulfates A 

Nonpoint Source

Total Dissolved Solids A 

Nonpoint Source

Page 190 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

4 C Whites Point Beach 40511000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

4 C Will Rogers Beach 40513000

Indicator bacteria B 

Nonpoint Source

4 R Wilmington Drain 40342000

Ammonia A 

Nonpoint Source

Coliform Bacteria A 

Nonpoint Source

Copper A 

Nonpoint Source

Lead A 

Nonpoint Source

4 C Zuma Beach (Westward Beach) 40436000

DDT 

Fish Consumption Advisory for DDT.

A 

Nonpoint Source

Indicator bacteria B 

Nonpoint Source

PCBs (Polychlorinated biphenyls) 

Fish Consumption Advisory for PCBs.

A 

Nonpoint Source

Page 191 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

American River, Lower (Nimbus Dam to

confluence with Sacramento River)

5 R 51921000

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

American River, South Fork (below Slab

Creek Reservoir to Folsom Lake)

5 R 51432060

Mercury A 

Source Unknown

5 R Arcade Creek 51921000

Chlorpyrifos B 

Urban Runoff/Storm Sewers

Copper A 

Urban Runoff/Storm Sewers

Diazinon 

The agricultural source of diazinon for these waterbodies is from aerial deposition.

B 

AgricultureUrban Runoff/Storm Sewers

5 R Avena Drain 53140000

Ammonia A 

AgricultureDairies

Pathogens A 

AgricultureDairies

5 R Bear Creek 51320023

Mercury B 

Resource Extraction

Page 192 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Bear River, Lower (below Camp Far West

Reservoir)

5 R 51510000

Diazinon A 

Agriculture

5 R Bear River, Upper 51633010

Mercury A 

Resource Extraction

5 L Berryessa, Lake 51221010

Mercury A 

Resource Extraction

5 L Black Butte Reservoir 50432000

Mercury A 

Resource Extraction

5 R Butte Slough 52030000

Diazinon A 

Crop-Related Sources

Cache Creek, Lower (Clear Lake Dam to

Cache Creek Settling Basin near Yolo

Bypass)

5 R 51120000

Mercury 

All resource extraction sources are abandoned mines.

B 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 R Calaveras River, Lower 54400000

Diazinon A 

Urban Runoff/Storm Sewers

Organic Enrichment/Low Dissolved Oxygen A 

Urban Runoff/Storm Sewers

Page 193 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pathogens A 

Recreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

5 L Camanche Reservoir 53120000

Copper A 

Resource Extraction

Zinc A 

Resource Extraction

5 L Camp Far West Reservoir 51631013

Mercury A 

Resource Extraction

5 R Carson Creek (from WWTP to Deer Creek) 53222013

Aluminum A 

Source Unknown

Manganese A 

Source Unknown

5 R Chicken Ranch Slough 51921000

Chlorpyrifos B 

Urban Runoff/Storm Sewers

Diazinon 

The agricultural source of diazinon for these waterbodies is from aerial deposition.

B 

AgricultureUrban Runoff/Storm Sewers

5 L Clear Lake 51352000

Mercury B 

Resource Extraction

Page 194 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nutrients A 

Source Unknown

5 R Clover Creek 50732000

Fecal Coliform A 

Agriculture-grazing

Other

5 R Colusa Basin Drain 52010000

Azinphos-methyl A 

Agriculture

Carbofuran A 

Agriculture

Diazinon A 

Agriculture

Group A Pesticides A 

Agriculture

Malathion A 

Agriculture

Methyl Parathion A 

Agriculture

Molinate/Ordram A 

Agriculture-irrigation tailwater

Unknown Toxicity A 

Agriculture

Page 195 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

5 L Combie, Lake 51633011

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Cosumnes River 53111000

Exotic Species 

This exotic species listing covers the entire watershed, i.e., the mainstem and the NoCosumnes River.

A 

Source Unknown

5 L Davis Creek Reservoir 51332010

Mercury A 

Resource Extraction

5 R Deer Creek (Sacramento County) 53222012

Iron A 

Source Unknown

5 R Deer Creek (Yuba County) 51712014

pH A 

Internal Nutrient Cycling (primarily lakes)

5 R Del Puerto Creek 54110000

Chlorpyrifos A 

Agriculture

Diazinon A 

Agriculture

Pyrethroids 

The pyrethroids of concern for this listing are bifenthrin, lamdba cyhalothrin, efenv

A 

Source Unknown

Page 196 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

5 E Delta Waterways (central portion) 54400000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Diazinon A 

AgricultureUrban Runoff/Storm Sewers

Exotic Species A 

Source Unknown

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (eastern portion) 54400000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Page 197 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Diazinon A 

Agriculture

Urban Runoff/Storm Sewers

Exotic Species A 

Source Unknown

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (export area) 54400000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Diazinon A 

AgricultureUrban Runoff/Storm Sewers

Electrical Conductivity A 

Agriculture

Exotic Species A 

Source Unknown

Page 198 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (northern portion) 51000000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Diazinon A 

AgricultureUrban Runoff/Storm Sewers

Exotic Species A 

Source Unknown

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Page 199 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (northwestern portion) 51000000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Diazinon A 

AgricultureUrban Runoff/Storm Sewers

Electrical Conductivity A 

Agriculture

Exotic Species A 

Source Unknown

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (southern portion) 54400000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

Page 200 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT A 

Agriculture

Diazinon A 

Agriculture

Urban Runoff/Storm Sewers

Electrical Conductivity A 

Agriculture

Exotic Species A 

Source Unknown

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (Stockton Ship Channel) 54400000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Diazinon A 

AgricultureUrban Runoff/Storm Sewers

Page 201 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Dioxin 

The areas of the ship channel impacted by dioxin contamination in sportfish encom

Mormon Slough, McLeod Lake, Turning Basin, Morrelli Boat Ramp, and Louis Par

of Health Services 1998 warning). This listing was made by USEPA in 1998 and w

upper (Port Turning Basin) on previous lists. In order to consolidate listings for sa

Turning Basin are now under the Delta Waterways (Stockton Ship Channel).

A 

Point Source

Exotic Species A 

Source Unknown

Furan Compounds 

This listing was previously under Stockton Turning Basin, upper (Port Turning Bas

for same areas, all listings for Stockton Turning Basin are now under the Delta Wa

A 

Contaminated Sediments

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Organic Enrichment/Low Dissolved Oxygen B 

Municipal Point Sources

Urban Runoff/Storm Sewers

Pathogens 

This listing was previously under Stockton Turning Basin, upper (Port Turning Bas

for same areas, all listings for Stockton Turning Basin are now under the Delta Wa

A 

Recreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

PCBs (Polychlorinated biphenyls) 

The areas of the ship channel impacted by PCB contamination in sportfish encompaMormon Slough, McLeod Lake, Turning Basin, Morrelli Boat Ramp, and Louis Par

of Health Services 1998 warning). This listing was made by USEPA in 1998 and w

upper (Port Turning Basin) on previous lists. In order to consolidate listings for sa

Turning Basin are now under the Delta Waterways (Stockton Ship Channel).

A 

Point Source

Page 202 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Unknown Toxicity A 

Source Unknown

5 E Delta Waterways (western portion) 54400000

Chlorpyrifos A 

AgricultureUrban Runoff/Storm Sewers

DDT A 

Agriculture

Diazinon A 

AgricultureUrban Runoff/Storm Sewers

Electrical Conductivity A 

Agriculture

Exotic Species A 

Source Unknown

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 R Dolly Creek 51854030

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Page 203 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 L Don Pedro Lake 53632010

Mercury A 

Resource Extraction

Dunn Creek (Mt Diablo Mine to Marsh

Creek)

5 R 54300021

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Metals 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Elder Creek 51911000

Chlorpyrifos B 

Urban Runoff/Storm Sewers

Diazinon 

The agricultural source of diazinon for these waterbodies is from aerial deposition.

B 

AgricultureUrban Runoff/Storm Sewers

5 R Elk Grove Creek 51911000

Chlorpyrifos 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Diazinon 

The agricultural source of diazinon for these waterbodies is from aerial deposition.

B 

AgricultureUrban Runoff/Storm Sewers

5 L Englebright Lake 51714013

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Page 204 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

5 R Fall River (Pit) 52641031

Sedimentation/Siltation 

The sedimentation is accumulated sand size sediment in the upper Fall River. The h

include logging, grazing, channelization, roads, and railroads.

A 

Historic Land Management Activities

Feather River, Lower (Lake Oroville Dam

to Confluence with Sacramento River)

5 R 51540000

Chlorpyrifos A 

Source Unknown

Diazinon B 

Agriculture

Group A Pesticides A 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

Feather River, North Fork (below Lake

Almanor)

5 R 51812000

Mercury A 

Source Unknown

Temperature, water A 

Flow Regulation/Modification

Hydromodification

Five Mile Slough (Alexandria Place to

Fourteen Mile Slough)

5 R 54400000

Chlorpyrifos A 

Urban Runoff/Storm Sewers

Page 205 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Diazinon 

The agricultural source of diazinon for this waterbody is from aerial deposition.

A 

AgricultureUrban Runoff/Storm Sewers

Organic Enrichment/Low Dissolved Oxygen A 

Urban Runoff/Storm Sewers

Pathogens A 

Other Urban Runoff

Recreational and Tourism Activities (non-boatin

5 R French Ravine 51632011

Bacteria A 

Land Disposal

5 W Grasslands Marshes 54120000

Electrical Conductivity A 

Agriculture

Selenium B 

Source Unknown

5 R Grayson Drain (at outfall) 54110000

Sediment Toxicity A 

Source Unknown

Harding Drain (Turlock Irrigation District

Lateral #5)

5 R 53550000

Chlorpyrifos A 

Agriculture

Unknown Toxicity A 

Agriculture

Page 206 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

5 R Harley Gulch 51332022

Mercury 

All resource extraction sources are abandoned mines.

B 

Resource Extraction

Horse Creek (Rising Star Mine to Shasta

Lake)

5 R 50610000

Cadmium 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Lead 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Humbug Creek 51732030

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Sedimentation/Siltation 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Page 207 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Ingram Creek (from confluence with

Hospital Creek to Hwy 33 crossing)

5 R 54110000

Pyrethroids 

The pyrethroids of concern for this listing are bifenthrin, lamdba cyhalothrin, efenv

A 

Source Unknown

Ingram Creek (from confluence with San

Joaquin River to confluence with HospitalCreek)

5 R 54110000

Chlorpyrifos A 

Agricultural Return Flows

Diazinon A 

Agricultural Return Flows

Pyrethroids 

The pyrethroids of concern for this listing are bifenthrin, lamdba cyhalothrin, efenv

A 

Source Unknown

5 R Jack Slough 51540000

Diazinon A 

Agriculture

5 R James Creek 51224010

Mercury 

Resource extraction sources are abandoned mines.

A 

Resource Extraction

Nickel 

Resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Kanaka Creek 51742022

Arsenic 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 L Kaweah Lake 55344010

Mercury A 

Source Unknown

Page 208 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Keswick Reservoir (portion downstream

from Spring Creek)

5 L 52440013

Cadmium A 

Resource Extraction

Copper A 

Resource Extraction

Zinc A 

Resource Extraction

Kings River, Lower (Island Weir to Stinson

and Empire Weirs)

5 R 55190000

Electrical Conductivity A 

Agriculture

Molybdenum A 

Agriculture

Toxaphene A 

Agriculture

5 R Little Backbone Creek, Lower 50620010

Acid Mine Drainage A 

Resource Extraction

Cadmium 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Little Cow Creek (downstream from

Afterthought Mine)

5 R 50733023

Cadmium 

Resource extraction sources are abandoned mines.

A 

Resource Extraction

Page 209 of 299
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SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Copper 

Resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

Resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Little Deer Creek 51720012

Mercury A 

Resource Extraction

5 R Little Grizzly Creek 51854031

Copper A 

Mine Tailings

Zinc A 

Mine Tailings

5 R Lone Tree Creek 53140000

Ammonia A 

Dairies

BOD, Biochemical oxygen demand A 

Dairies

Electrical Conductivity A 

Dairies

5 L Lower Bear River Reservoir 53260043

Copper A 

Source Unknown

5 R Main Drainage Canal 52040000

Diazinon A 

Agriculture

Page 210 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Marsh Creek (Dunn Creek to Marsh Creek

Reservoir)

5 R 54300023

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Metals 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Marsh Creek (Marsh Creek Reservoir to

San Joaquin River)

5 R 54400000

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 L Marsh Creek Reservoir 54300023

Mercury A 

Resource Extraction

5 W Mendota Pool 55120000

Selenium 

For 2006, selenium was moved by USEPA from the being addressed list back to the 

USEPA approval of a TMDL.

A 

Agricultural Return Flows

AgricultureGroundwater Withdrawal

Other

Merced River, Lower (McSwain Reservoir

to San Joaquin River)

5 R 53550000

Chlorpyrifos A 

Agriculture

Diazinon A 

Agriculture

Group A Pesticides A 

Agriculture

Page 211 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury A 

Source Unknown

5 R Middle River 54400000

Low Dissolved Oxygen A 

Hydromodification

Source Unknown

5 R Mokelumne River, Lower 54400000

Copper A 

Resource Extraction

Zinc A 

Resource Extraction

Mormon Slough (Commerce Street to

Stockton Deep Water Channel)

5 R 54400000

Organic Enrichment/Low Dissolved Oxygen A 

Urban Runoff/Storm Sewers

Pathogens A 

Recreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

Mormon Slough (Stockton Diverting Canal

to Commerce Street)

5 R 53130000

Pathogens A 

Recreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

5 R Morrison Creek 51911000

Chlorpyrifos 

This chlorpyrifos listing only applies to the area of Morrison Creek from Elk Grovechlorpyrifos was moved by USEPA from the 303(d) list to this being addressed list 

approved TMDL.

B 

Source Unknown

Page 212 of 299
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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Diazinon B 

Agriculture

5 R Mosher Slough (downstream of I-5) 54400000

Chlorpyrifos A 

Urban Runoff/Storm Sewers

Diazinon 

The agricultural source of diazinon for this waterbody is from aerial deposition.

A 

AgricultureUrban Runoff/Storm Sewers

Organic Enrichment/Low Dissolved Oxygen A 

Urban Runoff/Storm Sewers

Pathogens A 

Urban Runoff/Storm Sewers

5 R Mosher Slough (upstream of I-5) 54400000

Pathogens A 

Urban Runoff/Storm Sewers

5 R Mud Slough 54120000

Boron A 

Agriculture

Electrical Conductivity A 

Agriculture

Pesticides A 

Agriculture

Selenium 

For 2006, selenium was moved by USEPA from the being addressed list back to the 

USEPA approval of a TMDL.

A 

Agriculture

Page 213 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Unknown Toxicity A 

Agriculture

5 L Natoma, Lake 51921000

Mercury A 

Source Unknown

Natomas East Main Drainage Canal (aka

Steelhead Creek, downstream of confluence

with Arcade Creek)

5 R 51921000

Diazinon 

The agricultural source is from aerial deposition.

A 

AgricultureUrban Runoff/Storm Sewers

PCBs (Polychlorinated biphenyls) A 

AgricultureIndustrial Point Sources

Urban Runoff/Storm Sewers

Natomas East Main Drainage Canal (aka

Steelhead Creek, upstream of confluence

with Arcade Creek)

5 R 51921000

PCBs (Polychlorinated biphenyls) A 

AgricultureIndustrial Point Sources

Urban Runoff/Storm Sewers

5 R Newman Wasteway 54120000

Chlorpyrifos A 

Agriculture

Diazinon A 

Agriculture

Page 214 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

5 R Oak Run Creek 50733000

Fecal Coliform A 

AgricultureCombined Sewer Overflow

Grazing-Related Sources

Natural Sources

Pasture Grazing-Upland

Old River (San Joaquin River to DeltaMendota Canal) 5 R 54400000

Low Dissolved Oxygen A 

Hydromodification

Source Unknown

5 R Orestimba Creek (above Kilburn Road) 54110000

Azinphos-methyl A 

Agriculture

Chlorpyrifos A 

Agriculture

DDE 

Historical agricultural use.

A 

Agriculture

Diazinon A 

Agriculture

5 R Orestimba Creek (below Kilburn Road) 54110000

Azinphos-methyl A 

Agriculture

Chlorpyrifos A 

Agriculture

Page 215 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDE A 

Agriculture

Diazinon A 

Agriculture

Sediment Toxicity A 

Source Unknown

Unknown Toxicity A 

Agriculture

Panoche Creek (Silver Creek to Belmont

Avenue)

5 R 55112000

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Sedimentation/Siltation A 

AgricultureAgriculture-grazing

Highway/Road/Bridge Construction

Selenium A 

AgricultureAgriculture-grazing

Highway/Road/Bridge Construction

5 R Pit River 52661080

Nutrients A 

AgricultureAgriculture-grazing

Page 216 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Organic Enrichment/Low Dissolved Oxygen A 

Agriculture

Agriculture-grazing

Temperature, water A 

AgricultureAgriculture-grazing

Putah Creek (Solano Lake to Putah Creek

Sinks)

5 R 51120000

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Source Unknown

5 L Rollins Reservoir 51634033

Mercury A 

Resource Extraction

Sacramento River (Keswick Dam to

Cottonwood Creek)

5 R 52440014

Cadmium B 

Resource Extraction

Copper B 

Resource Extraction

Unknown Toxicity A 

Source Unknown

Zinc B 

Resource Extraction

Page 217 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sacramento River ( Cottonwood Creek to

Red Bluff)

5 R 50810000

Unknown Toxicity A 

Source Unknown

Sacramento River ( Red Bluff to Knights

Landing)

5 R 50420070

Mercury 

This mercury listing only applies to the area from Hamilton City downstream to Kn

A 

Source Unknown

Unknown Toxicity A 

Source Unknown

Sacramento River (Knights Landing to the

Delta)

5 R 51000000

Diazinon B 

Agriculture

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

5 R Sacramento Slough 51922000

Mercury A 

Source Unknown

Salt Slough (upstream from confluence with

San Joaquin River)

5 R 54120000

Boron A 

Agriculture

Chlorpyrifos A 

Agriculture

Page 218 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Diazinon A 

Agriculture

Electrical Conductivity A 

Agriculture

Selenium 

For 2006, this listing was added by USEPA to this being addressed list because of a 

B 

Source Unknown

Unknown Toxicity A 

Agriculture

San Carlos Creek (downstream of New

Idria Mine)

5 R 55911085

Mercury 

All resource extraction sources are abandoned mines.

A 

Acid Mine Drainage

Resource Extraction

San Joaquin River ( Mendota Pool to Bear

Creek)

5 R 54110000

Boron A 

Agriculture

Chlorpyrifos B 

Agriculture

DDT A 

Agriculture

Diazinon B 

Agriculture

Electrical Conductivity A 

Agriculture

Page 219 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Group A Pesticides A 

Agriculture

Unknown Toxicity A 

Source Unknown

San Joaquin River (Bear Creek to Mud

Slough)

5 R 54120000

Boron A 

Agriculture

Chlorpyrifos B 

Agriculture

DDT A 

Agriculture

Diazinon B 

Agriculture

Electrical Conductivity A 

Agriculture

Group A Pesticides A 

Agriculture

Mercury A 

Resource Extraction

Unknown Toxicity A 

Source Unknown

Page 220 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

San Joaquin River ( Mud Slough to Merced

River)

5 R 54110000

Boron A 

Agriculture

Chlorpyrifos B 

Agriculture

DDT A 

Agriculture

Diazinon B 

Agriculture

Electrical Conductivity A 

Agriculture

Group A Pesticides A 

Agriculture

Mercury A 

Resource Extraction

Selenium A 

Agriculture

Unknown Toxicity A 

Source Unknown

San Joaquin River ( Merced River to

Tuolumne River)

5 R 54110000

Boron 

For 2006, boron was moved by USEPA from the 303(d) list to this being addressed 

approved TMDL.

B 

Agriculture

Page 221 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Chlorpyrifos B 

Agriculture

DDT A 

Agriculture

Diazinon B 

Agriculture

Electrical Conductivity 

For 2006, electrical conductivity was moved by USEPA from the 303(d) list to this 

completed USEPA approved TMDL.

B 

Agriculture

Group A Pesticides A 

Agriculture

Mercury A 

Resource Extraction

Selenium B 

Agriculture

Unknown Toxicity A 

Source Unknown

San Joaquin River ( Tuolumne River to

Stanislaus River)

5 R 53530000

Boron 

For 2006, boron was moved by USEPA from the 303(d) list to this being addressed 

approved TMDL.

B 

Agriculture

Chlorpyrifos B 

Agriculture

DDT A 

Agriculture

Page 222 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Diazinon B 

Agriculture

Electrical Conductivity 

For 2006, electrical conductivity was moved by USEPA from the 303(d) list to this 

completed USEPA approved TMDL.

B 

Agriculture

Group A Pesticides A 

Agriculture

Mercury A 

Resource Extraction

Selenium B 

Source Unknown

Unknown Toxicity A 

Agriculture

San Joaquin River (Friant Dam to Mendota

Pool)

5 R 54510000

Exotic Species A 

Source Unknown

San Joaquin River (Stanislaus River to

Delta Boundary)

5 R 54400000

Boron 

For 2006, boron was moved by USEPA from the 303(d) list to this being addressed 

approved TMDL.

B 

Agriculture

Chlorpyrifos B 

Agriculture

DDT A 

Agriculture

Diazinon B 

Agriculture

Page 223 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Electrical Conductivity 

For 2006, electrical conductivity was moved by USEPA from the 303(d) list to this 

completed USEPA approved TMDL.

B 

Agriculture

Group A Pesticides A 

Agriculture

Mercury A 

Resource Extraction

Selenium B 

Agriculture

Toxaphene A 

Source Unknown

Unknown Toxicity A 

Agriculture

5 L Scotts Flat Reservoir 51720011

Mercury A 

Resource Extraction

Shasta Lake (area where West Squaw

Creek enters)

5 L 50620010

Cadmium A 

Resource Extraction

Copper A 

Resource Extraction

Zinc A 

Resource Extraction

5 R Smith Canal 54400000

Organic Enrichment/Low Dissolved Oxygen A 

Urban Runoff/Storm Sewers

Page 224 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Organophosphorus Pesticides A 

Urban Runoff/Storm Sewers

Pathogens A 

Recreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

5 R South Cow Creek 50731000

Fecal Coliform A 

AgricultureGrazing-Related Sources

Other

Spring Creek, Lower (Iron Mountain Mine

to Keswick Reservoir)

5 R 52440010

Acid Mine Drainage 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Cadmium 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Stanislaus River, Lower 53530000

Diazinon A 

Agriculture

Group A Pesticides A 

Agriculture

Mercury A 

Resource Extraction

Page 225 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Unknown Toxicity A 

Source Unknown

5 R Strong Ranch Slough 51921000

Chlorpyrifos B 

Urban Runoff/Storm Sewers

Diazinon 

The agricultural source of diazinon for these waterbodies is from aerial deposition.

B 

AgricultureUrban Runoff/Storm Sewers

5 R Sulphur Creek (Colusa County) 51320024

Mercury 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Temple Creek 53140000

Ammonia A 

Dairies

Electrical Conductivity A 

Dairies

5 R Town Creek 50620010

Cadmium 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Lead 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Page 226 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Tuolumne River, Lower (Don Pedro

Reservoir to San Joaquin River)

5 R 53550000

Diazinon A 

Agriculture

Group A Pesticides A 

Agriculture

Unknown Toxicity A 

Source Unknown

5 R Wadsworth Canal 52030000

Diazinon A 

Agriculture

5 R Walker Slough 53140000

Pathogens A 

Recreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

5 R West Squaw Creek (below Balaklala Mine) 50620010

Cadmium 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Lead 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Page 227 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Whiskeytown Reservoir (areas near Oak

Bottom, Brandy Creek Campgrounds and

Whiskeytown)

5 L 52463010

Coliform Bacteria A 

Septage Disposal

5 R Willow Creek (Madera County) 54021051

Temperature, water A 

Source Unknown

Willow Creek (Shasta County, below

Greenhorn Mine to Clear Creek)

5 R 52463010

Acid Mine Drainage 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Copper 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

Zinc 

All resource extraction sources are abandoned mines.

A 

Resource Extraction

5 R Wolf Creek 51632010

Fecal Coliform A 

AgricultureRecreational and Tourism Activities (non-boatin

Urban Runoff/Storm Sewers

6 R Aspen Creek 63210080

Metals 

Affected by acid mine drainage from Leviathan Mine. TMDL to be coordinated wit

remediation programs.

C 

Acid Mine Drainage

Inactive MiningMine TailingsNatural Sources

Nonpoint Source

Page 228 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 R Big Meadow Creek 63410011

Pathogens A 

Natural SourcesRange Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

6 R Blackwood Creek 63420021

Iron A 

Erosion/SiltationNatural Sources

Nonpoint Source

Nitrogen 

Nitrogen loading from creek to be addressed during development of Lake Tahoe TM

be needed for Blackwood Creek.

A 

Atmospheric DepositionErosion/SiltationHydromodification

Natural Sources

Nonpoint SourceResource Extraction

Silviculture

Streambank Modification/Destabilization

Phosphorus 

Phosphorus loading from creek to be addressed during development of Lake Tahoe 

creek may be needed.

A 

Erosion/SiltationGrazing-Related Sources

Hydromodification

Natural Sources

Nonpoint SourceResource Extraction

Silviculture

Streambank Modification/Destabilization

Page 229 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation 

Creek affected by past gravel quarry operations and other watershed disturbance in

A 

Atmospheric Deposition

Construction/Land Development

Erosion/Siltation

HydromodificationNatural Sources

Nonpoint SourceRange Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Resource Extraction

Silviculture

Streambank Modification/Destabilization

Surface Runoff

6 R Bodie Creek 63020031

Mercury A 

Source Unknown

Page 230 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 L Bridgeport Reservoir 63030050

Nitrogen A 

Atmospheric DepositionChannel Erosion

Erosion/Siltation

Flow Regulation/Modification

Grazing-Related Sources

Highway/Road/Bridge Runoff

Internal Nutrient Cycling (primarily lakes)

Marinas and Recreational Boating

Natural SourcesOther Urban Runoff

Pasture Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Sediment Resuspension

Streambank Modification/Destabilization

Wastewater - land disposal

Page 231 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus A 

Atmospheric Deposition

Channel Erosion

Erosion/Siltation

Flow Regulation/Modification

Grazing-Related Sources

Highway/Road/Bridge Runoff

Internal Nutrient Cycling (primarily lakes)

Marinas and Recreational Boating

Natural Sources

Other Urban Runoff

Pasture Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Streambank Modification/Destabilization

Wastewater - land disposal

Sedimentation/Siltation A 

Erosion/Siltation

Grazing-Related Sources

Sediment ResuspensionStreambank Modification/Destabilization

6 R Bronco Creek 63520053

Sedimentation/Siltation 

Watershed disturbance in naturally highly erosive watershed.

A 

Natural Sources

Nonpoint SourceSilviculture

Page 232 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 R Bryant Creek 63210080

Metals 

Affected by acid mine drainage from Leviathan Mine. Problem being addressed thr

remediation programs.

C 

Acid Mine DrainageInactive Mining

Mine Tailings

Nonpoint Source

6 R Buckeye Creek 63040022

Pathogens A 

Grazing-Related Sources

Natural Sources

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Carson River, West Fork (Headwaters to

Woodfords)

6 R 63320014

Nitrogen A 

Atmospheric DepositionChannel ErosionErosion/SiltationHabitat Modification

Highway Maintenance and Runoff

Natural Sources

Onsite Wastewater Systems (Septic Tanks)

Recreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Page 233 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus 

Revision of standard may be considered.

A 

Atmospheric Deposition

Channel Erosion

Erosion/Siltation

Habitat Modification

Highway Maintenance and Runoff

Natural SourcesRecreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Sodium A 

Atmospheric Deposition

Highway Maintenance and Runoff

Natural SourcesOnsite Wastewater Systems (Septic Tanks)

Recreational and Tourism Activities (non-boatin

Carson River, West Fork (Paynesville to

State Line)

6 R 63310013

Pathogens A 

Agriculture-irrigation tailwater

Agriculture-storm runoff

Pasture Grazing-Riparian and/or Upland

Page 234 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Carson River, West Fork (Woodfords to

Paynesville)

6 R 63310012

Nitrogen 

Revision of standards may be considered.

A 

Agriculture-irrigation tailwater

Agriculture-storm runoff

Agriculture-subsurface drainageAtmospheric Deposition

Channel Erosion

Erosion/Siltation

Habitat Modification

Highway Maintenance and Runoff

Natural Sources

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Wastewater - land disposal

Pathogens A 

Agricultural Return Flows

Natural Sources

Pasture Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Page 235 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sodium A 

Agriculture-grazing

Agriculture-irrigation tailwater

Agriculture-storm runoff

Atmospheric Deposition

Highway Maintenance and Runoff

Natural Sources

Onsite Wastewater Systems (Septic Tanks)

Recreational and Tourism Activities (non-boatin

Wastewater - land disposal

6 R Clearwater Creek 63040051

Sedimentation/Siltation 

Listed on basis of limited information; additional monitoring may support delisting

A 

Construction/Land Development

Highway Maintenance and Runoff

Range Grazing-Riparian and/or Upland

6 L Crowley Lake 60310090

Ammonia A 

Source Unknown

Oxygen, Dissolved A 

Source Unknown

6 L Donner Lake 63520021

Priority Organics 

OEHHA is studying the lake to determine whether a fish consumption advisory is n

period for TMDL development.

A 

Source Unknown

Page 236 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 L Eagle Lake (Lassen County) 63732000

Nitrogen A 

Agriculture

Atmospheric Deposition

Grazing-Related Sources

Highway/Road/Bridge Runoff

Internal Nutrient Cycling (primarily lakes)

Marinas and Recreational Boating

Natural Sources

Nonpoint SourceOnsite Wastewater Systems (Septic Tanks)

Other Urban Runoff

Recreational and Tourism Activities (non-boatin

Sediment Resuspension

Silviculture

Wastewater

Phosphorus A 

Atmospheric Deposition

Grazing-Related Sources

Highway/Road/Bridge Runoff

Internal Nutrient Cycling (primarily lakes)

Marinas and Recreational Boating

Natural Sources

Nonpoint SourceOnsite Wastewater Systems (Septic Tanks)

Other Urban Runoff

Recreational and Tourism Activities (non-boatin

Sediment ResuspensionSilviculture

Wastewater

Page 237 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

East Walker River, above Bridgeport

Reservoir

6 R 63030050

Pathogens A 

Natural Sources

Other Urban Runoff

Pasture Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

East Walker River, below Bridgeport

Reservoir

6 R 63030050

Nitrogen A 

Atmospheric DepositionErosion/SiltationFlow Regulation/Modification

Grazing-Related Sources

Highway/Road/Bridge Runoff

Natural Sources

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian and/or Upland

Streambank Modification/Destabilization

Upstream Impoundment

Phosphorus A 

Atmospheric DepositionErosion/SiltationFlow Regulation/Modification

Highway/Road/Bridge Runoff

Natural Sources

Other Urban Runoff

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian and/or Upland

Streambank Modification/Destabilization

Upstream Impoundment

Page 238 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation A 

Erosion/Siltation

Grazing-Related Sources

Highway/Road/Bridge Runoff

Upstream Impoundment

Urban Runoff--Erosion and Sedimentation

6 R General Creek 63420030

Iron A 

Natural Sources

Silviculture

Phosphorus A 

Atmospheric DepositionErosion/SiltationNatural Sources

6 R Gray Creek (Nevada County) 63520052

Sedimentation/Siltation 

Sediment from disturbance of naturally highly erosive watershed.

A 

Natural Sources

Nonpoint SourceSilviculture

6 L Haiwee Reservoir 62410071

Copper 

Copper problems related to algicide used to prevent taste/odor problems in drinkin

in progress. A determination of whether or not this water body is a water of the U

Regional Water Quality Control Board.

A 

Other

Page 239 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Heavenly Valley Creek (source to USFS

boundary)

6 R 63410031

Chloride 

Chloride standard may be revised.

A 

Atmospheric Deposition

Highway/Road/Bridge Runoff

Natural Sources

Source Unknown

Phosphorus A 

Atmospheric Deposition

Erosion/Siltation

Natural Sources

Recreational and Tourism Activities (non-boatin

Sedimentation/Siltation B 

Source Unknown

Heavenly Valley Creek (USFS boundary to

Trout Creek)

6 R 63410031

Chloride A 

Atmospheric DepositionHighway/Road/Bridge Runoff

Natural Sources

Source Unknown

Sedimentation/Siltation A 

Construction/Land Development

Habitat Modification

Hydromodification

Land Development

Nonpoint SourceRecreational and Tourism Activities (non-boatin

Page 240 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 S Honey Lake 63710060

Arsenic 

Arsenic is ultimately from natural sources, but lake is affected by geothermal disch

determine need for TMDL.

A 

Flow Regulation/Modification

Geothermal Development

Natural SourcesNonpoint Source

Salinity/TDS/Chlorides 

Further study needed to determine extent of impairment and need for TMDL.

A 

Agricultural Return Flows

Agricultural Water Diversion

AgricultureGeothermal Development

Natural Sources

Nonpoint Source

Sediment Resuspension

6 W Honey Lake Area Wetlands 63710060

Metals 

Additional monitoring needed to determine extent of impairment and need for TMD

A 

AgricultureGeothermal Development

Natural Sources

Nonpoint Source

6 S Honey Lake Wildfowl Management Ponds 63720095

Metals 

Further monitoring needed to determine extent of impairment and need for TMDL.

A 

AgricultureGeothermal Development

Natural Sources

Salinity/TDS/Chlorides 

Further monitoring needed to determine extent of impairment and need for TMDL.

A 

AgricultureGeothermal Development

Natural Sources

Page 241 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trace Elements 

Further monitoring needed to determine extent of impairment and need for TMDL.

A 

Geothermal Development

Nurseries

6 R Hot Springs Canyon Creek 63030042

Sedimentation/Siltation 

Listed on basis of limited data; further monitoring may support delisting.

A 

Range Grazing-Riparian and/or Upland

6 R Indian Creek (Alpine County) 63220010

Pathogens A 

Grazing-Related Sources

Pasture Grazing-Riparian and/or Upland

6 L Indian Creek Reservoir 63220010

Phosphorus 

Reservoir is eutrophic. Most significant source of nutrient loading is release of pho

approved the TMDL in 2003. Reductions in phosphorus loading are expected to am

with eutrophication.

B 

Erosion/SiltationFlow Regulation/Modification

Internal Nutrient Cycling (primarily lakes)

Pasture Grazing-Riparian and/or Upland

Wastewater

6 R Leviathan Creek 63210080

Metals 

TMDL development to be coordinated with ongoing Regional Board and CERCLA 

Mine site.

C 

Acid Mine Drainage

Erosion/SiltationInactive MiningMine Tailings

6 R Mammoth Creek 60310053

Mercury A 

Source Unknown

Page 242 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Metals 

Needs monitoring to determine current extent of impairment and need for TMDL.

A 

Natural Sources

Nonpoint SourceOther Urban Runoff

6 R Monitor Creek 63210070

Aluminum 

TMDL to be coordinated with CERCLA remediation.

A 

Acid Mine Drainage

Inactive MiningMill Tailings

Mine TailingsNatural Sources

Nonpoint/Point Source

Iron 

TMDL to be coordinated with CERCLA remediation.

A 

Acid Mine Drainage

Inactive MiningMill Tailings

Mine TailingsNatural Sources

Nonpoint/Point Source

Manganese 

TMDL to be coordinated with CERCLA remediation.

A 

Acid Mine Drainage

Inactive MiningMill Tailings

Mine TailingsNatural Sources

Nonpoint/Point Source

Page 243 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Silver 

TMDL to be coordinated with CERCLA remediation.

A 

Acid Mine DrainageInactive MiningMill Tailings

Mine Tailings

Natural Sources

Nonpoint Source

Sulfates 

TMDL to be coordinated with CERCLA remediation.

A 

Acid Mine DrainageInactive Mining

Mill Tailings

Mine TailingsNonpoint/Point Source

Total Dissolved Solids 

TMDL to be coordinated with CERCLA remediation.

A 

Acid Mine DrainageInactive Mining

Mill Tailings

Mine TailingsNatural SourcesNonpoint/Point Source

6 S Mono Lake 60100080

Salinity/TDS/Chlorides C 

Flow Regulation/Modification

Natural Sources

Source Unknown

6 L Pleasant Valley Reservoir 60320000

Organic Enrichment/Low Dissolved Oxygen A 

Flow Regulation/Modification

Nonpoint Source

Page 244 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Robinson Creek (Hwy 395 to BridgeportRes)

6 R 63030050

Pathogens A 

Agricultural Return Flows

Natural Sources

Onsite Wastewater Systems (Septic Tanks)

Pasture Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

6 R Robinson Creek (Twin Lakes to Hwy 395) 63030050

Pathogens A 

Natural Sources

Onsite Wastewater Systems (Septic Tanks)

Pasture Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

6 S Searles Lake 62110000

Salinity/TDS/Chlorides 

A determination of whether or not this water body is a "Water of the United States

Regional Board.

C 

Source Unknown

Total Petroleum Hydrocarbons (TPH) 

A determination of whether or not this water body is a "Water of the United States" 

Regional Board.

C 

Industrial Point Sources

Page 245 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 R Squaw Creek 63520011

Sedimentation/Siltation A 

Construction/Land Development

Drainage/Filling Of Wetlands

Highway Maintenance and Runoff

HydromodificationNatural SourcesNonpoint Source

Other Urban Runoff

Recreational and Tourism Activities (non-boatin

6 R Susan River 63720095

Mercury A 

Source Unknown

Unknown Toxicity A 

Source Unknown

6 R Swauger Creek 63040012

Pathogens A 

Natural Sources

Onsite Wastewater Systems (Septic Tanks)

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Page 246 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus A 

Atmospheric Deposition

Erosion/Siltation

Highway/Road/Bridge Runoff

Natural SourcesNonpoint Source

Pasture Grazing-Riparian and/or Upland

Range Grazing-Riparian and/or Upland

Streambank Modification/Destabilization

Surface Runoff

Page 247 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 L Tahoe, Lake 63430010

Nitrogen A 

Atmospheric DepositionChannel Erosion

Construction/Land Development

Drainage/Filling Of Wetlands

Erosion/SiltationGolf course activitiesGrazing-Related Sources

Groundwater LoadingsHabitat Modification

Highway Maintenance and Runoff

Highway/Road/Bridge Runoff

Hydromodification

Internal Nutrient Cycling (primarily lakes)

Land DevelopmentMarinas and Recreational Boating

Natural Sources

Other Urban Runoff

Recreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Surface Runoff

Urban Runoff/Storm Sewers

Urban Runoff--Erosion and Sedimentation

Urban Runoff--Non-industrial Permitted

Page 248 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus A 

Atmospheric Deposition

Channel Erosion

Erosion/Siltation

Grazing-Related Sources

Highway Maintenance and Runoff

Highway/Road/Bridge Construction

Highway/Road/Bridge Runoff

Internal Nutrient Cycling (primarily lakes)

Land DevelopmentNatural Sources

Nonpoint SourceOther Urban Runoff

Recreational and Tourism Activities (non-boatin

Sediment ResuspensionSilviculture

Streambank Modification/Destabilization

Urban Runoff/Storm Sewers

Urban Runoff--Erosion and Sedimentation

Urban Runoff--Non-industrial Permitted

Page 249 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation A 

Atmospheric Deposition

Channel Erosion

Channelization

Erosion/Siltation

Grazing-Related Sources

Highway/Road/Bridge Construction

Highway/Road/Bridge Runoff

HydromodificationLand DevelopmentNatural Sources

Nonpoint SourceOther Urban Runoff

Recreational and Tourism Activities (non-boatin

Removal of Riparian Vegetation

Sediment ResuspensionSilviculture

Streambank Modification/Destabilization

Urban Runoff/Storm Sewers

Urban Runoff--Erosion and Sedimentation

6 R Tallac Creek (below Hwy 89) 63410041

Pathogens A 

Grazing-Related Sources

Pasture Grazing-Riparian

6 R Trout Creek (above Hwy 50) 63410020

Iron 

Standards revision to be considered

A 

Erosion/SiltationNatural Sources

Urban Runoff--Non-industrial Permitted

Page 250 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nitrogen 

Nitrogen loading from creek to be addressed during development of Lake Tahoe TM

be needed for Trout Creek.

A 

Atmospheric Deposition

Erosion/Siltation

Pasture Grazing-Riparian and/or Upland

Urban Runoff--Non-industrial Permitted

Pathogens A 

Source Unknown

Phosphorus 

Phosphorus loading from creek to be considered during development of Lake Taho

may be needed for Trout Creek.

A 

Atmospheric Deposition

Erosion/Siltation

Pasture Grazing-Riparian and/or Upland

Urban Runoff--Non-industrial Permitted

6 R Trout Creek (below Hwy 50) 63410042

Iron A 

Erosion/SiltationNatural Sources

Urban Runoff--Non-industrial Permitted

Nitrogen 

Nitrogen loading from creek to be addressed during development of Lake Tahoe TM

be needed for Trout Creek.

A 

Atmospheric DepositionErosion/SiltationUrban Runoff--Non-industrial Permitted

Pathogens A 

Natural Sources

Pasture Grazing-Riparian

Recreational and Tourism Activities (non-boatin

Transient encampments

Page 251 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus 

Phosphorus loading from creek to be addressed during development of Lake Tahoe 

may be needed for Trout Creek.

A 

Atmospheric Deposition

Erosion/Siltation

Urban Runoff--Non-industrial Permitted

6 R Truckee River 63510010

Sedimentation/Siltation 

Watershed disturbance including ski resorts, silvicultural activities, urban developm

management; highly erosive subwatersheds.

A 

Channel ErosionConstruction/Land Development

Erosion/SiltationHighway/Road/Bridge Construction

Natural Sources

Nonpoint SourceRange Grazing-Riparian and/or Upland

Recreational and Tourism Activities (non-boatin

Silviculture

Snow skiing activitiesStreambank Modification/Destabilization

Truckee River, Upper (above Christmas

Valley)

6 R 63410010

Iron A 

Natural Sources

Pathogens A 

Grazing-Related Sources

Natural Sources

Recreational and Tourism Activities (non-boatin

Page 252 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus 

Phosphorus loading from river to be addressed during development of Lake Tahoe 

may be needed for the Upper Truckee River.

A 

Grazing-Related Sources

Natural SourcesSilviculture

Truckee River, Upper (below Christmas

Valley)

6 R 63410042

Iron A 

Erosion/SiltationNatural Sources

Unknown Nonpoint Source

Phosphorus 

Phosphorus loading from river to be addressed in development of Lake Tahoe TMD

needed for the Upper Truckee River.

A 

Atmospheric DepositionChannelization

Construction/Land Development

Erosion/SiltationHighway Maintenance and Runoff

Hydromodification

Natural Sources

Removal of Riparian Vegetation

Silviculture

Streambank Modification/Destabilization

Unknown Nonpoint Source

Page 253 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

6 L Twin Lakes (Owens HU) 60310051

Nitrogen 

Monitoring needed to confirm extent of impairment and need for TMDL.

A 

AgricultureAtmospheric Deposition

Construction/Land Development

Grazing-Related Sources

Land DevelopmentOther Urban Runoff

Phosphorus 

Monitoring needed to confirm degree of impairment and need for TMDL.

A 

Agriculture

Construction/Land Development

Grazing-Related Sources

Land DevelopmentOther Urban Runoff

6 R Ward Creek 63420020

Iron A 

Channel ErosionErosion/SiltationHighway/Road/Bridge Runoff

Natural Sources

Other Urban Runoff

Silviculture

Nitrogen 

Nitrogen loading from creek to be addressed during development of Lake Tahoe TM

be needed for Ward Creek.

A 

Atmospheric DepositionChannel ErosionErosion/SiltationHighway/Road/Bridge Runoff

Natural Sources

Other Urban Runoff

Silviculture

Page 254 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus 

Phosphorus loading from creek to be addressed during development of Lake Tahoe 

may be needed for Ward Creek.

A 

Atmospheric Deposition

Channel Erosion

Erosion/Siltation

Highway/Road/Bridge Runoff

Natural Sources

Other Urban Runoff

Silviculture

Urban Runoff--Erosion and Sedimentation

Sedimentation/Siltation A 

Channel Erosion

Highway/Road/Bridge Runoff

Land DevelopmentNonpoint Source

Silviculture

Urban Runoff/Storm Sewers

6 R Wolf Creek (Alpine County) 63210031

Sedimentation/Siltation A 

Nonpoint SourceRange Grazing-Riparian and/or Upland

Silviculture

7 R Alamo River 72310000

Chlorpyrifos A 

Source Unknown

DDT A 

Source Unknown

Dieldrin A 

Source Unknown

Page 255 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Sedimentation/Siltation B 

Agricultural Return Flows

Selenium 

Selenium originates from Upper Basin Portion of Colorado River. Elevated fish tis

moved by USEPA from the being addressed list back to the 303(d) list pending com

TMDL.

A 

Agricultural Return Flows

Toxaphene A 

Source Unknown

7 R Coachella Valley Storm Water Channel 71947000

Pathogens 

This listing for pathogens only applies to a 17 mile area of the Coachella Valley Sto

to the Salton Sea.

A 

Source Unknown

Toxaphene 

This listing for toxaphene only applies to a 2 mile area of the Coachella Valley Stor

to the Salton Sea.

A 

Source Unknown

Colorado River (Imperial Reservoir to

California-Mexico Border)

7 R 72700000

Selenium A 

Source Unknown

7 R Imperial Valley Drains 72310000

DDT 

The listing for DDT only applies to the Barbara Worth Drain, Peach Drain, and Ri

drains.

A 

Source Unknown

Dieldrin 

The listing for dieldrin only applies to the Barbara Worth Drain and Fig Drain are

A 

Source Unknown

Page 256 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Endosulfan 

The listing for endosulfan only applies to the Peach Drain area of the Imperial Val

A 

Source Unknown

PCBs (Polychlorinated biphenyls) 

The listing for PCBs only applies to the Central Drain area of the Imperial Valley d

outlet into the Alamo River.

A 

Source Unknown

Sedimentation/Siltation B 

Agricultural Return Flows

Selenium 

Selenium originates from Upper Basin Portion of Colorado River. Elevated fish tis

A 

Agricultural Return Flows

Toxaphene 

This listing for toxaphene only applies to the Barbara Worth Drain, Peach Drain, a

drains.

A 

Source Unknown

7 R New River (Imperial County) 72800000

1,2,4-Trimethylbenzene A 

Industrial Point Sources

Out-of-state source

Chlordane A 

Source Unknown

Chloroform A 

Industrial Point Sources

Out-of-state source

Chlorpyrifos A 

Source Unknown

Copper 

This listing was made by USEPA for 2006.

A 

Source Unknown

Page 257 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

DDT A 

Source Unknown

Diazinon A 

Source Unknown

Dieldrin A 

Source Unknown

Mercury A 

Source Unknown

meta-para xylenes A 

Industrial Point Sources

Out-of-state source

Nutrients 

Regional Board proposes to establish TMDL in cooperation with U.S. EPA and Me

A 

Agricultural Return Flows

Major Municipal Point Source-dry and/or wet

weather dischargeOut-of-state source

Organic Enrichment/Low Dissolved Oxygen A 

Inappropriate Waste Disposal/Wildcat Dumping

Out-of-state sourceUnknown point source

Wastewater

o-Xylenes A 

Industrial Point Sources

Out-of-state source

Page 258 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pathogens B 

Confined Animal Feeding Operations (NPS)

Municipal Point Sources

Out-of-state sourcePoint Source

Wastewater

PCBs (Polychlorinated biphenyls) A 

Source Unknown

p-Cymene A 

Industrial Point Sources

Out-of-state source

p-Dichlorobenzene/DCB A 

Industrial Point Sources

Out-of-state source

Pesticides A 

Agricultural Return Flows

Out-of-state source

Sedimentation/Siltation B 

Agricultural Return Flows

Selenium A 

Source Unknown

Toluene A 

Industrial Point Sources

Out-of-state source

Toxaphene A 

Source Unknown

Page 259 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Toxicity A 

Source Unknown

Trash A 

Out-of-state source

7 R Palo Verde Outfall Drain and Lagoon 71540000

DDT A 

Source Unknown

Pathogens 

This listing was made by USEPA for 2006.

A 

Source Unknown

7 S Salton Sea 72800000

Nutrients A 

Agricultural Return Flows

Major Industrial Point Source

Out-of-state source

Salinity 

TMDL development will not be effective in addressing this problem, which will requ

federal, local, and state cooperation.

A 

Agricultural Return Flows

Out-of-state source

Point Source

Selenium A 

Agricultural Return Flows

8 B Anaheim Bay 80111000

Dieldrin (tissue) 

This listing was made by USEPA.

A 

Source Unknown

Nickel 

This listing was made by USEPA.

A 

Source Unknown

Page 260 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) (tissue) 

This listing was made by USEPA.

A 

Source Unknown

Sediment Toxicity A 

Source Unknown

8 C Balboa Beach 80114000

DDT A 

Source Unknown

Dieldrin A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

8 L Big Bear Lake 80171000

Copper A 

Resource Extraction

Mercury A 

Resource Extraction

Metals A 

Resource Extraction

Noxious aquatic plants A 

Construction/Land Development

Unknown point source

Nutrients A 

Construction/Land Development

Snow skiing activities

Page 261 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Sedimentation/Siltation A 

Construction/Land Development

Snow skiing activities

Unknown Nonpoint Source

8 C Bolsa Chica State Beach 80111000

Copper 

This listing was made by USEPA.

A 

Source Unknown

Nickel 

This listing was made by USEPA.

A 

Source Unknown

8 R Buck Gully Creek 80111000

Fecal Coliform 

Listing is downstream of Pacific Coast Highway.

A 

Source Unknown

Total Coliform 

Listing is downstream of Pacific Coast Highway.

A 

Source Unknown

8 L Canyon Lake (Railroad Canyon Reservoir) 80211000

Nutrients B 

Nonpoint Source

Pathogens A 

Nonpoint Source

8 R Chino Creek Reach 1 80121000

Nutrients A 

AgricultureDairies

Page 262 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pathogens B 

AgricultureDairiesUrban Runoff/Storm Sewers

8 R Chino Creek Reach 2 80121000

Coliform Bacteria B 

Unknown Nonpoint Source

8 R Cucamonga Creek, Valley Reach 80121000

Coliform Bacteria B 

Unknown Nonpoint Source

8 L Elsinore, Lake 80231000

Nutrients B 

Unknown Nonpoint Source

Organic Enrichment/Low Dissolved Oxygen B 

Unknown Nonpoint Source

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Unknown Toxicity A 

Unknown Nonpoint Source

8 L Fulmor, Lake 80221000

Pathogens A 

Unknown Nonpoint Source

8 R Grout Creek 80171000

Metals A 

Unknown Nonpoint Source

Page 263 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Nutrients A 

Unknown Nonpoint Source

8 C Huntington Beach State Park 80111000

Enterococcus 

Impaired 50 yards around drain at Magnolia St.

A 

Source Unknown

Indicator bacteria 

This listing was made by USEPA for 2006. This listing for indicator bacteria appli

Brookhurst St.

A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

8 B Huntington Harbour 80111000

Chlordane A 

Source Unknown

Copper 

This listing was made by USEPA.

A 

Source Unknown

Lead A 

Source Unknown

Nickel 

This listing was made by USEPA.

A 

Source Unknown

Pathogens A 

Urban Runoff/Storm Sewers

PCBs (Polychlorinated biphenyls) (tissue) 

This listing was made by USEPA.

A 

Source Unknown

Sediment Toxicity A 

Source Unknown

Page 264 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

8 R Knickerbocker Creek 80171000

Metals A 

Unknown Nonpoint Source

Pathogens 

For 2006, pathogens was moved by USEPA from the being addressed list back to th

USEPA approval of a TMDL.

A 

Unknown Nonpoint Source

8 R Los Trancos Creek (Crystal Cove Creek) 80111000

Fecal Coliform 

Listing is downstream of Pacific Coast Highway.

A 

Source Unknown

Total Coliform 

Listing is downstream of Pacific Coast Highway.

A 

Source Unknown

8 R Lytle Creek 80141000

Pathogens A 

Unknown Nonpoint Source

8 R Mill Creek (Prado Area) 80121000

Nutrients A 

AgricultureDairies

Pathogens B 

Dairies

Total Suspended Solids (TSS) A 

Dairies

8 R Mill Creek Reach 1 80156000

Pathogens A 

Unknown Nonpoint Source

Page 265 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

8 R Mill Creek Reach 2 80158000

Pathogens A 

Unknown Nonpoint Source

8 R Mountain Home Creek 80158000

Pathogens A 

Unknown Nonpoint Source

8 R Mountain Home Creek, East Fork 80158000

Pathogens A 

Unknown Nonpoint Source

8 B Newport Bay, Lower 80114000

Chlordane A 

Source Unknown

Copper A 

Source Unknown

DDT A 

Source Unknown

Nutrients B 

Source Unknown

Pathogens B 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Pesticides B 

AgricultureContaminated Sediments

Page 266 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sediment Toxicity A 

Source Unknown

8 E Newport Bay, Upper (Ecological Reserve) 80111000

Chlordane A 

Source Unknown

Copper A 

Source Unknown

DDT A 

Source Unknown

Metals A 

Urban Runoff/Storm Sewers

Nutrients B 

Source Unknown

Pathogens B 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Pesticides B 

AgricultureUnknown Nonpoint Source

Sediment Toxicity A 

Source Unknown

Page 267 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sedimentation/Siltation B 

AgricultureChannel Erosion

Construction/Land Development

Erosion/Siltation

8 R Peters Canyon Channel 80111000

DDT A 

Source Unknown

Toxaphene A 

Source Unknown

8 L Prado Park Lake 80121000

Nutrients A 

Nonpoint Source

Pathogens B 

Nonpoint Source

8 R Rathbone (Rathbun) Creek 80171000

Nutrients A 

Snow skiing activitiesUnknown Nonpoint Source

Sedimentation/Siltation A 

Snow skiing activitiesUnknown Nonpoint Source

8 B Rhine Channel 80114000

Copper A 

Source Unknown

Lead A 

Source Unknown

Page 268 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Mercury A 

Source Unknown

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Sediment Toxicity A 

Source Unknown

Zinc A 

Source Unknown

8 R San Diego Creek Reach 1 80111000

Fecal Coliform A 

Other Urban RunoffUrban Runoff/Storm Sewers

Nutrients B 

Source Unknown

Pesticides B 

Unknown Nonpoint Source

Sedimentation/Siltation B 

Source Unknown

Selenium A 

Source Unknown

Toxaphene A 

Source Unknown

Page 269 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

8 R San Diego Creek Reach 2 80111000

Metals A 

Urban Runoff/Storm Sewers

Nutrients B 

AgricultureGroundwater Loadings

Urban Runoff/Storm Sewers

Sedimentation/Siltation B 

AgricultureChannel Erosion

Construction/Land Development

Erosion/Siltation

Unknown Toxicity B 

Unknown Nonpoint Source

8 R Santa Ana River, Reach 3 80121000

Pathogens B 

Dairies

8 R Santa Ana River, Reach 4 80127000

Pathogens A 

Nonpoint Source

8 R Santiago Creek, Reach 4 80112000

Salinity/TDS/Chlorides A 

Source Unknown

8 C Seal Beach 80111000

Enterococcus 

Impaired 50 yards around drain at 1st Street.

A 

Source Unknown

Page 270 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

PCBs (Polychlorinated biphenyls) A 

Source Unknown

8 R Silverado Creek 80112000

Pathogens A 

Unknown Nonpoint Source

Salinity/TDS/Chlorides A 

Unknown Nonpoint Source

8 R Summit Creek 80171000

Nutrients A 

Construction/Land Development

9 R Agua Hedionda Creek 90431000

Manganese A 

Source Unknown

Selenium A 

Source Unknown

Sulfates A 

Source Unknown

Total Dissolved Solids A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 E Agua Hedionda Lagoon 90431000

Indicator bacteria A 

Nonpoint/Point Source

Sedimentation/Siltation A 

Nonpoint/Point Source

Page 271 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 R Aliso Creek 90113000

Indicator bacteria 

This listing for indicator bacteria applies to the Aliso Creek mainstem and all the m

are Sulphur Creek, Wood Canyon, Aliso Hills Canyon, Dairy Fork, and English Ca

A 

Nonpoint/Point SourceUnknown point source

Urban Runoff/Storm Sewers

Phosphorus 

This listing for phosphorus applies to the Aliso Creek mainstem and all the major tr

Sulphur Creek, Wood Canyon, Aliso Hills Canyon, Dairy Fork, and English Canyo

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Toxicity 

This listing for toxicity applies to the Aliso Creek mainstem and all the major tribut

Sulphur Creek, Wood Canyon, Aliso Hills Canyon, Dairy Fork, and English Canyo

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 E Aliso Creek (mouth) 90113000

Indicator bacteria A 

Nonpoint/Point Source

9 L Barrett Lake 91130000

Color A 

Source Unknown

Manganese A 

Source Unknown

pH A 

Source Unknown

Page 272 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 R Buena Creek 90432000

DDT A 

Source Unknown

Nitrate and Nitrite A 

Source Unknown

Phosphate A 

Source Unknown

9 R Buena Vista Creek 90421000

Sediment Toxicity A 

Source Unknown

9 E Buena Vista Lagoon 90421000

Indicator bacteria A 

Nonpoint/Point Source

Nutrients 

Estimated size of impairment is 150 acres located in upper portion of lagoon.

A 

Nonpoint/Point Source

Sedimentation/Siltation A 

Nonpoint/Point Source

9 R Chollas Creek 90822000

Copper A 

Nonpoint/Point Source

Diazinon B 

Nonpoint/Point Source

Indicator bacteria A 

Nonpoint/Point Source

Page 273 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead A 

Nonpoint/Point Source

Zinc A 

Nonpoint/Point Source

9 R Cloverdale Creek 90532000

Phosphorus A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Total Dissolved Solids A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Cottonwood Creek (San Marcos Creek

watershed)

9 R 90451000

DDT A 

Source Unknown

Phosphorus A 

Source Unknown

Sediment Toxicity A 

Source Unknown

9 B Dana Point Harbor 90114000

Indicator bacteria 

Impairment located at Baby Beach.

A 

Marinas and Recreational Boating

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Page 274 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 R De Luz Creek 90221000

Iron A 

Source Unknown

Manganese A 

Source Unknown

9 L El Capitan Lake 90731000

Color A 

Source Unknown

Manganese A 

Source Unknown

pH A 

Source Unknown

9 R Encinitas Creek 90451000

Phosphorus A 

Source Unknown

9 R English Canyon 90113000

Benzo[b]fluoranthene A 

Source Unknown

Dieldrin A 

Source Unknown

Sediment Toxicity A 

Source Unknown

Page 275 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 R Escondido Creek 90462000

DDT A 

Source Unknown

Manganese A 

Source Unknown

Phosphate A 

Source Unknown

Selenium A 

Source Unknown

Sulfates A 

Source Unknown

Total Dissolved Solids A 

Source Unknown

9 E Famosa Slough and Channel 90711000

Eutrophic A 

Nonpoint Source

9 R Felicita Creek 90523000

Aluminum A 

Source Unknown

Total Dissolved Solids A 

Agricultural Return Flows

Flow Regulation/Modification

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Page 276 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 R Forester Creek 90712000

Fecal Coliform 

Impairment Located at lower 1 mile.

A 

Spills

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Oxygen, Dissolved A 

Source Unknown

pH 

Impairment Located at upper 3 miles.

A 

Habitat Modification

Industrial Point Sources

Spills

Unknown Nonpoint Source

Unknown point source

Phosphorus A 

Source Unknown

Total Dissolved Solids 

Impairment Located at lower 1 mile.

A 

Agricultural Return Flows

Flow Regulation/Modification

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R Green Valley Creek 90521000

Chloride A 

Source Unknown

Manganese A 

Source Unknown

Page 277 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pentachlorophenol (PCP) A 

Source Unknown

Sulfates A 

Natural SourcesUnknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 L Guajome Lake 90311000

Eutrophic A 

Nonpoint/Point Source

9 L Hodges, Lake 90521000

Color A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Manganese A 

Source Unknown

Nitrogen A 

AgricultureDairies

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

pH A 

Source Unknown

Page 278 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus A 

AgricultureDairies

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Turbidity A 

Source Unknown

9 R Kit Carson Creek 90521000

Pentachlorophenol (PCP) A 

Source Unknown

Total Dissolved Solids A 

Agricultural Return Flows

Flow Regulation/Modification

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R Laguna Canyon Channel 90112000

Sediment Toxicity A 

Source Unknown

9 E Loma Alta Slough 90410000

Eutrophic A 

Nonpoint Source

Indicator bacteria A 

Nonpoint Source

9 R Long Canyon Creek 90283000

Total Dissolved Solids A 

Source Unknown

Page 279 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 R Los Penasquitos Creek 90610000

Phosphate A 

Source Unknown

Total Dissolved Solids A 

Source Unknown

9 E Los Penasquitos Lagoon 90610000

Sedimentation/Siltation A 

Nonpoint/Point Source

9 L Loveland Reservoir 90931000

Aluminum A 

Source Unknown

Manganese A 

Source Unknown

Oxygen, Dissolved A 

Source Unknown

pH 

This listing was made by USEPA for 2006.

A 

Source Unknown

Mission Bay (area at mouth of Rose Creek

only)

9 B 90640000

Eutrophic A 

Nonpoint/Point Source

Lead A 

Nonpoint/Point Source

Mission Bay (area at mouth of Tecolote

Creek only)

9 B 90650000

Eutrophic A 

Nonpoint/Point Source

Page 280 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lead A 

Nonpoint/Point Source

9 C Mission Bay Shoreline 90630000

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

9 L Morena Reservoir 91150000

Color A 

Source Unknown

Manganese A 

Source Unknown

pH A 

Source Unknown

9 L Murray Reservoir 90711000

pH A 

Source Unknown

9 R Murrieta Creek 90252000

Iron A 

Source Unknown

Manganese A 

Source Unknown

Nitrogen A 

Source Unknown

Page 281 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Phosphorus A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R Oso Creek (at Mission Viejo Golf Course) 90120000

Chloride A 

Source Unknown

Sulfates A 

Source Unknown

Total Dissolved Solids A 

Source Unknown

9 L Otay Reservoir, Lower 91031000

Color A 

Source Unknown

Iron A 

Source Unknown

Manganese A 

Source Unknown

Nitrogen, ammonia (Total Ammonia) A 

Source Unknown

pH (high) A 

Source Unknown

9 C Pacific Ocean Shoreline, Aliso HSA 90113000

Indicator bacteria 

Impairment located at Laguna Beach at Lagunita Place / Blue Lagoon Place, Aliso 

A 

Nonpoint/Point Source

Page 282 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pacific Ocean Shoreline, Buena Vista Creek

HA

9 C 90421000

Indicator bacteria 

Impairment located at Buena Vista Creek, Carlsbad City Beach at Carlsbad Villag

Avenue.

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, Dana Point HSA 90114000

Indicator bacteria 

Impairment located at Aliso Beach at West Street, Aliso Beach at Table Rock Drive

Hwy (Hospital, 9th Ave), Salt Creek (large outlet), Salt Creek Beach at Salt Creek s

Dana Strand Road, and Monarch Beach.

A 

Nonpoint/Point Source

Pacific Ocean Shoreline, Escondido CreekHA

9 C 90461000

Indicator bacteria 

Impairment located at San Elijo Lagoon outlet.

A 

Nonpoint/Point Source

Pacific Ocean Shoreline, Imperial Beach

Pier

9 C 91010000

PCBs (Polychlorinated biphenyls) A 

Source Unknown

Pacific Ocean Shoreline, Laguna Beach

HSA

9 C 90112000

Indicator bacteria 

Impairment located at Main Laguna Beach, Laguna Beach at Ocean Avenue, Lagun

Beach at Cleo Street, Arch Cove at Bluebird Canyon Road, Laguna Beach at Dumo

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, Loma Alta HA 90410000

Indicator bacteria 

Impairment located at Loma Alta Creek Mouth.

A 

Nonpoint/Point Source

Page 283 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Pacific Ocean Shoreline, Lower San Juan

HSA

9 C 90120000

Indicator bacteria 

Impairment located at North Beach Creek, San Juan Creek (large outlet), Capistran

Beach Road.

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, San Clemente HA 90130000

Indicator bacteria 

Impairment located at Poche Beach (large outlet), Ole Hanson Beach Club Beach a

Beach at El Portal St. Stairs, San Clemente City Beach at Mariposa St., San Cleme

Clemente City Beach at South Linda Lane, San Clemente City Beach at Lifeguard H

Municipal Pier, San Clemente City Beach at Trafalgar Canyon (Trafalgar Ln.), San 

Beach, San Clemente State Beach at Cypress Shores.

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, San Diego HU 90711000

Indicator bacteria 

Impairment located at San Diego River Mouth (aka Dog Beach).

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, San Diequito HU 90511000

Indicator bacteria 

Impairment located at San Dieguito Lagoon Mouth, Solana Beach.

A 

Nonpoint/Point Source

Pacific Ocean Shoreline, San Joaquin Hills

HSA

9 C 90111000

Indicator bacteria 

Impairment located at Cameo Cove at Irvine Cove Dr./Riviera Way, Heisler Park-N

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 C Pacific Ocean Shoreline, San Luis Rey HU 90311000

Indicator bacteria 

Impairment located at San Luis Rey River Mouth.

A 

Nonpoint/Point Source

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POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 C Pacific Ocean Shoreline, San Marcos HA 90451000

Indicator bacteria 

Impairment located at Moonlight State Beach.

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, Scripps HA 90630000

Indicator bacteria 

This listing for indicator bacteria onliy applies to the Childrens Pool Beach area of 

A 

Nonpoint/Point Source

9 C Pacific Ocean Shoreline, Tijuana HU 91111000

Indicator bacteria 

Impairment located from the border, extending north along the shore.

A 

Nonpoint/Point Source

9 R Pine Valley Creek (Upper) 91141000

Enterococcus A 

Concentrated Animal Feeding Operations

(permitted, point source)

Grazing-Related Sources

Transient encampments

Phosphorus A 

Source Unknown

Turbidity A 

Source Unknown

9 R Pogi Canyon Creek 91020000

DDT A 

Source Unknown

9 R Prima Deshecha Creek 90130000

Phosphorus A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Page 285 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Turbidity A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R Rainbow Creek 90222000

Iron A 

Source Unknown

Nitrogen B 

Agricultural Return Flows

Nonpoint/Point Source

NurseriesOnsite Wastewater Systems (Septic Tanks)

Other Urban Runoff

Phosphorus B 

Agricultural Return Flows

Nonpoint/Point Source

NurseriesOnsite Wastewater Systems (Septic Tanks)

Other Urban Runoff

Sulfates A 

Source Unknown

Total Dissolved Solids A 

Source Unknown

9 R Reidy Canyon Creek 90462000

Phosphorus A 

Source Unknown

Page 286 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 B San Diego Bay 91010000

PCBs (Polychlorinated biphenyls) A 

Source Unknown

San Diego Bay Shoreline, 32nd St San

Diego Naval Station

9 B 90822000

Benthic Community Effects A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

San Diego Bay Shoreline, at Americas Cup

Harbor

9 B 90810000

Copper A 

Source Unknown

San Diego Bay Shoreline, at Bayside Park

(J Street)

9 B 90911000

Indicator bacteria 

This listing was made by USEPA for 2006.

A 

Source Unknown

9 B San Diego Bay Shoreline, at Coronado Cays 91010000

Copper A 

Source Unknown

9 B San Diego Bay Shoreline, at Glorietta Bay 91010000

Copper A 

Source Unknown

San Diego Bay Shoreline, at Harbor Island

(East Basin)

9 B 90821000

Copper A 

Source Unknown

Page 287 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

San Diego Bay Shoreline, at Harbor Island

(West Basin)

9 B 90810000

Copper A 

Source Unknown

San Diego Bay Shoreline, at Marriott

Marina

9 B 90821000

Copper A 

Source Unknown

San Diego Bay Shoreline, between Sampson

and 28th Streets

9 B 90822000

Copper A 

Nonpoint/Point Source

Mercury A 

Nonpoint/Point Source

PAHs (Polycyclic Aromatic Hydrocarbons) A 

Nonpoint/Point Source

PCBs (Polychlorinated biphenyls) A 

Nonpoint/Point Source

Zinc A 

Nonpoint/Point Source

San Diego Bay Shoreline, Chula Vista

Marina

9 C 90912000

Copper A 

Source Unknown

San Diego Bay Shoreline, Downtown

Anchorage

9 B 90821000

Benthic Community Effects A 

Nonpoint/Point Source

Page 288 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Sediment Toxicity A 

Nonpoint/Point Source

9 C San Diego Bay Shoreline, G Street Pier 90821000

Indicator bacteria A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

San Diego Bay Shoreline, near Chollas

Creek

9 B 90822000

Benthic Community Effects A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

San Diego Bay Shoreline, near Coronado

Bridge

9 B 90822000

Benthic Community Effects A 

Nonpoint/Point Source

Sediment Toxicity 

Includes Crosby Street/Cesar Chavez Park area, that will receive additional monito

A 

Nonpoint/Point Source

9 B San Diego Bay Shoreline, near sub base 90810000

Benthic Community Effects A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

San Diego Bay Shoreline, near Switzer

Creek

9 B 90821000

Chlordane A 

Boatyards

Nonpoint/Point SourceOther

Urban Runoff/Storm Sewers

Page 289 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Lindane/Hexachlorocyclohexane (HCH) A 

Boatyards

Nonpoint/Point Source

OtherUrban Runoff/Storm Sewers

PAHs (Polycyclic Aromatic Hydrocarbons) A 

Boatyards

Nonpoint/Point Source

OtherUrban Runoff/Storm Sewers

San Diego Bay Shoreline, North of 24th

Street Marine Terminal

9 B 90832000

Benthic Community Effects A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

San Diego Bay Shoreline, Seventh Street

Channel

9 B 90831000

Benthic Community Effects A 

Nonpoint/Point Source

Sediment Toxicity A 

Nonpoint/Point Source

San Diego Bay Shoreline, Shelter Island

Shoreline Park

9 C 90810000

Indicator bacteria A 

Unknown Nonpoint Source

Unknown point source

San Diego Bay Shoreline, Vicinity of B St

and Broadway Piers

9 B 90821000

Benthic Community Effects A 

Nonpoint/Point Source

Page 290 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Indicator bacteria 

Estimated size of impairment is 0.4 miles around the shoreline of the bay.

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Sediment Toxicity A 

Nonpoint/Point Source

9 B San Diego Bay, Shelter Island Yacht Basin 90810000

Copper, Dissolved B 

Nonpoint/Point Source

9 R San Diego River (Lower) 90711000

Fecal Coliform 

Lower 6 miles.

A 

Nonpoint/Point SourceUrban Runoff/Storm Sewers

Wastewater

Low Dissolved Oxygen 

Impairment transcends adjacent Calwater wtareshed 90712.

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Phosphorus 

Impairment transcends adjacent Calwater watershed 90712.

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Total Dissolved Solids 

Impairment transcends adjacent Calwater watershed 90712.

A 

Flow Regulation/Modification

Natural Sources

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Page 291 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 E San Elijo Lagoon 90461000

Eutrophic 

Estimated size of impairment is 330 acres.

A 

Nonpoint/Point Source

Indicator bacteria 

Estimated size of impairment is 150 acres.

A 

Nonpoint/Point Source

Sedimentation/Siltation 

Estimated size of impairment is 150 acres.

A 

Nonpoint/Point Source

9 R San Juan Creek 90120000

DDE A 

Source Unknown

Indicator bacteria A 

Nonpoint/Point Source

9 E San Juan Creek (mouth) 90120000

Indicator bacteria A 

Nonpoint/Point Source

9 R San Luis Rey River 90311000

Chloride 

Impairment located at lower 13 miles.

A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Page 292 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Total Dissolved Solids A 

Agriculture-storm runoff

Flow Regulation/Modification

Golf course activitiesIndustrial Point Sources

Natural SourcesSurface Mining

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R San Marcos Creek 90451000

DDE A 

Source Unknown

Phosphorus A 

Source Unknown

Sediment Toxicity A 

Source Unknown

9 L San Marcos Lake 90452000

Ammonia as Nitrogen A 

Source Unknown

Nutrients A 

Source Unknown

Phosphorus A 

Source Unknown

Page 293 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 L San Vicente Reservoir 90721000

Chloride A 

Source Unknown

Color A 

Source Unknown

Manganese A 

Source Unknown

pH (high) A 

Source Unknown

Sulfates A 

Source Unknown

9 R Sandia Creek 90222000

Iron A 

Source Unknown

Manganese A 

Source Unknown

Nitrogen A 

Source Unknown

Sulfates A 

Source Unknown

Page 294 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Total Dissolved Solids A 

Flow Regulation/Modification

Natural SourcesUnknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 E Santa Margarita Lagoon 90211000

Eutrophic A 

Nonpoint/Point Source

9 R Santa Margarita River (Upper) 90222000

Phosphorus A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R Segunda Deshecha Creek 90130000

Phosphorus A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Turbidity A 

Channelization

Construction/Land Development

Flow Regulation/Modification

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

9 R Soledad Canyon 90610000

Sediment Toxicity A 

Source Unknown

Page 295 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

9 L Sutherland Reservoir 90553000

Color A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Manganese A 

Source Unknown

pH A 

Source Unknown

9 L Sweetwater Reservoir 90921000

Oxygen, Dissolved A 

Source Unknown

9 R Tecolote Creek 90650000

Cadmium A 

Nonpoint/Point Source

Copper A 

Nonpoint/Point Source

Indicator bacteria A 

Nonpoint/Point Source

Lead A 

Nonpoint/Point Source

Phosphorus A 

Source Unknown

Toxicity A 

Nonpoint/Point Source

Page 296 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Turbidity A 

Source Unknown

Zinc A 

Nonpoint/Point Source

9 R Temecula Creek 90251000

Nitrogen A 

Source Unknown

Phosphorus A 

Source Unknown

Total Dissolved Solids A 

Source Unknown

9 R Tijuana River 91111000

Eutrophic A 

Nonpoint/Point Source

Indicator bacteria A 

Nonpoint/Point Source

Low Dissolved Oxygen A 

Nonpoint/Point Source

Pesticides A 

Nonpoint/Point Source

Solids A 

Nonpoint/Point Source

Synthetic Organics A 

Nonpoint/Point Source

Page 297 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Trace Elements A 

Nonpoint/Point Source

Trash A 

Nonpoint/Point Source

9 E Tijuana River Estuary 91111000

Eutrophic 

Estimated size of impairment is 1 acre.

A 

Nonpoint/Point Source

Indicator bacteria 

Estimated size of impairment is 150 acres.

A 

Nonpoint/Point Source

Lead 

Estimated size of impairment is 1 acre.

A 

Nonpoint/Point Source

Low Dissolved Oxygen A 

Unknown Nonpoint Source

Unknown point source

Urban Runoff/Storm Sewers

Wastewater

Nickel 

Estimated size of impairment is 1 acre.

A 

Nonpoint/Point Source

Pesticides 

Estimated size of impairment is 1 acre.

A 

Nonpoint/Point Source

Thallium 

Estimated size of impairment is 1 acre.

A 

Nonpoint/Point Source

Trash 

Estimated size of impairment is 1 acre.

A 

Nonpoint/Point Source

Page 298 of 299
REGION TYPE NAME POLLUTANT/STRESSOR CALWATER WATERSHED E

SIZ

POTENTIAL SOURCES

2006 CWA SECTION 303(d) LIST OF WATER QUALITY LIMITED SEGM

USE

(Those requiring TMDLS (A), being addressed by USEPA approved TMDLS (B), and being addressed by actions othe

TMDL

REQUIREMENT

STATUS*

Turbidity A 

Source Unknown

"Calwater Watershed" is the State Water Resources Control Board hydrological subunit area or an even smaller area delineation.

CALWATER WATERSHED

ABBREVIATIONS

GROUP A PESTICIDES OR CHEM A

aldrin, dieldrin, chlordane, endrin, heptachlor, heptachlor epoxide,

hexachlorocyclohexane (including lindane), endosulfan, and toxaphene

WATER BODY TYPE

B = Bays and HarborsC = Coastal Shorelines/B

E = EstuariesL = Lakes/Reserviors

R = Rivers and Streams

S = Saline LakesT = Wetlands, Tidal

W= Wetlands, Freshwate

REGIONAL WATER QUALITY CONTROL BOARDS

1 North Coast

2 San Francisco Bay

3 Central Coast

4 Los Angeles

5 Central Valley

6 Lahontan

7 Colorado River Basin

8 Santa Ana

9 San Diego

Page 299 of 299